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Interactive multiple-choice quiz: الوحدة الثانية - ريفيل: Solve Percent Problems

This document presents a mathematical example focused on calculating the percent of increase.
It provides a practical scenario involving the redesign of a shampoo bottle to increase its capacity.
The problem encourages students to apply various strategies to solve for percentage changes.

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اختبار شهادة تدريبي مؤقت للصف والمادة والفصل نفسه.

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رقم الاختبار 2229

الصف الصف السابع

المادة رياضيات

الفصل الفصل الأول

السنة الدراسية 2026/2027

عدد الأسئلة 85

إجمالي النقاط 841

تاريخ الإضافة 2026-09-07

الزيارات 16

الناشر Amal Salman

اختر إجابة واحدة لكل سؤال. عند الاختيار ستظهر النتيجة فورًا: الأخضر صحيح، والأحمر خطأ، وسيظهر تفسير الإجابة مباشرة إن كان متوفرًا. وبعد آخر سؤال ستظهر الدرجة النهائية تلقائيًا.

Next Quiz: الوحدة الأولى ريفيل: Proportional Relationships

Question 1

Points: 1

A certain brand of shampoo contains 12 ounces in a bottle. The company decides to redesign the shape of the shampoo bottle. The new type of bottle contains 15 ounces of shampoo. What is the percent of increase in the amount of shampoo the new bottle contains? Use any strategy.

Question 2

Points: 10

A certain brand of shampoo contains 12 ounces in a bottle. The redesigned bottle contains 15 ounces. What is the percent increase in the amount of shampoo?

Question 3

Points: 10

Frankie calculated that she would need 9.5 yards of wallpaper, but she instead needed 13 yards. What is the percent increase, rounded to the nearest percent?

Question 4

Points: 10

When resting, a spring measures 73.3 millimeters. When compressed, it measures 51.29 millimeters. Find the percent decrease in its length. Round to the nearest percent if necessary.

Question 5

Points: 10

The graph shows Alexa's bank account balance over four months. Between which consecutive months is the percent increase the least?

Question 6

Points: 10

Find the percent change from 8 feet to 10 feet.

Question 7

Points: 10

Find the percent change from 62 trees to 31 trees.

Question 8

Points: 10

Find the percent change from 136 days to 85 days.

Question 9

Points: 10

Last month, the online price of a powered ride-on car was 250. This month, it is330. What is the percent increase in the price?

Question 10

Points: 10

At the end of the first half of a football game, Nathan had carried the ball for 50.5 yards. By the end of the game, he had carried it for 75 yards. Find the percent increase to the nearest tenth.

Question 11

Points: 10

A music video website received 5,000 comments on a new song. The next day, an additional 1,500 comments were posted. What was the percent increase?

Question 12

Points: 10

When Ricardo was 9 years old, he was 56 inches tall. He is now 12 years old and 62 inches tall. Find the percent increase in his height to the nearest tenth.

Question 13

Points: 10

At a garage sale, Petra priced her scooter at 15.50 but sold it for10.75. Find the percent decrease in the price to the nearest tenth.

Question 14

Points: 10

At the beginning of a baking session, there were 2.26 kilograms of flour in a bag. At the end, 0.98 kilogram remained. Find the percent decrease to the nearest tenth.

Question 15

Points: 10

Ashley is buying a laptop that sells for $749. The sales tax rate is 8.25%. What is the total cost? Round to the nearest cent.

Question 16

Points: 10

A hotel room for 5 nights costs $610. There is a 9.5% hotel tax. What is the total cost of the room?

Question 17

Points: 10

Jimena purchased $24 worth of crafting supplies. The sales tax rate is 6.25%. What is the total cost?

Question 18

Points: 10

The table shows the items Victoria purchased at a market. Her city charges 8% sales tax on all items except food. How much does she spend? Round to the nearest cent if necessary.

Question 19

Points: 10

Find the total cost of an $18 breakfast with 7% tax.

Question 20

Points: 10

Find the total cost of a $24 shirt with 6% tax.

Question 21

Points: 10

Find the total cost of a $49.95 pair of shoes with 5% tax.

Question 22

Points: 10

Emily wants to buy boots that cost $68. The sales tax rate is 5.5%. What is the total cost?

Question 23

Points: 10

Jack wants to buy a coat that costs $74.95. The sales tax rate is 6.5%. What is the total cost?

Question 24

Points: 10

Mr. Phuong stayed in a hotel room for 2 nights that cost $210. The hotel tax rate is 12%. What is the total cost?

Question 25

Points: 10

A hotel room during Lacy's trip costs $325. The hotel tax rate is 10.5%. What is the total cost?

Question 26

Points: 10

Robert spends $30.45 before tax at a bookstore. If the sales tax rate is 7.25%, what is the total cost?

Question 27

Points: 10

Amy wants to tip her hairstylist 20% for a haircut that costs $48. What is her total bill with the tip?

Question 28

Points: 10

The wholesale cost of a basketball backboard is $32. If the markup is 85.5%, what is the selling price?

Question 29

Points: 10

Mikka is making jewelry for a craft show. The wholesale cost of a bracelet is 12.50. If she sells it for20, what is the percent markup?

Question 30

Points: 10

Brian has 24 worth of pizza delivered. He pays a 15% tip, 7% sales tax, and a3 delivery fee charged after the tax and tip. How much change does he receive from $40?

Question 31

Points: 10

Find the total cost of a $20 haircut with a 10% tip.

Question 32

Points: 10

Find the total cost of a $24 lunch with a 15% tip.

Question 33

Points: 10

A television has a wholesale cost of $185 and a 5% markup. Find its selling price.

Question 34

Points: 10

Vera pays $24 for a haircut and tips the hairstylist 18%. What is the total cost, rounded to the nearest cent?

Question 35

Points: 10

The Gomez family ordered $39.50 worth of pizza and subs and gave the delivery person a 20% tip. What was the total cost?

Question 36

Points: 10

The wholesale cost of a bicycle is $98.75. The markup is 33.3%. Find the selling price to the nearest cent.

Question 37

Points: 10

The wholesale cost of a purse is $12.50. A store marks it up by 140%. What is the selling price?

Question 38

Points: 10

The wholesale cost of the materials for one doll outfit is 9.38. If it sells for15, what is the percent markup, rounded to the nearest percent?

Question 39

Points: 10

A pet store sells a large dog kennel for 98.50. Its wholesale cost is63.55. What is the percent markup, rounded to the nearest percent?

Question 40

Points: 10

A pizza that usually sells for $15.40 was marked down 85%. What was the sale price?

Question 41

Points: 10

A clothing store marked summer clothes down 50%, then offered an additional 20% off the clearance prices. What is the final price of a top originally priced at $58?

Question 42

Points: 10

Running shoes are on sale for $125.99 after a 9% discount. What was the original price? Round to the nearest cent.

Question 43

Points: 10

The Road Warrior bicycle costs 379 and is discounted 25%. The Road Racer costs320 and is discounted 12%. With 6.5% sales tax, which bicycle has the lower total price, and how much less does it cost?

Question 44

Points: 10

Find the sale price of a $140 coat with a 10% discount.

Question 45

Points: 10

Find the sale price of $80 boots with a 25% discount.

Question 46

Points: 10

Find the sale price of a $325 tent with a 15% discount.

Question 47

Points: 10

A video game system originally costs $99 and is on sale for 40% off. Find the sale price.

Question 48

Points: 10

A yearly coffee club subscription costs $65. Avery receives an offer for 62% off. What is the sale price?

Question 49

Points: 10

A skateboard originally costs $119.50. It is discounted 30%, then an additional 25% off the reduced price. What is the final price?

Question 50

Points: 10

A smartphone originally costs $679. It is discounted 35%, then an additional 15% when using the store credit card. What is the final price?

Question 51

Points: 10

A tire is on sale for $96.25 after a 40% discount. What was its original price?

Question 52

Points: 10

A swimsuit is on sale for $45.50 after a 5% discount. What was its original price?

Question 53

Points: 10

Curtis deposits $550 into a savings account that pays 1.75% annual simple interest. How much interest will he earn after 3 years?

Question 54

Points: 10

Carrie invests $430 in a savings account that pays 2.5% annual simple interest. How much interest will she earn after 15 months?

Question 55

Points: 10

Abbie borrows $3,216 at an annual simple interest rate of 6.8%. How much interest will she owe after 2 years?

Question 56

Points: 10

Donte is buying an $8,000 car. The table shows rates for 3-year and 4-year loans. How much will he save in simple interest by choosing the 3-year loan?

Question 57

Points: 10

Find the simple interest on $530 at 6% for 1 year.

Question 58

Points: 10

Find the simple interest on $1,200 at 3.5% for 2 years.

Question 59

Points: 10

Find the simple interest on $750 at 7% for 3 years.

Question 60

Points: 10

Elena's father deposits $460 into a savings account that pays 2.5% annual simple interest. How much interest will it earn after 4 years?

Question 61

Points: 10

Ethan deposits $1,250 into a savings account that pays 4.5% annual simple interest. How much interest will he earn after 2 years?

Question 62

Points: 10

Marc deposits $840 into a savings account that pays 2% annual simple interest. How much interest will he earn after 6 months?

Question 63

Points: 10

Nina's grandmother deposits $3,000 into a savings account that pays 5.5% annual simple interest. How much interest will it earn after 21 months?

Question 64

Points: 10

Jack borrows $2,700 at an annual simple interest rate of 8.2%. How much interest will he owe after 3 months?

Question 65

Points: 10

Liliya's parents borrow $1,400 at an annual simple interest rate of 7.5%. How much interest will they pay after 18 months?

Question 66

Points: 10

Nathan earns a 9.75% commission on every piece of jewelry he sells. How much commission will he earn on a bracelet sold for $220?

Question 67

Points: 10

Quentin wants to earn at least $945 in commission. What is the minimum amount he must sell if his commission rate is 5.25%?

Question 68

Points: 10

Two online ticket resellers charge either 4% of the ticket price or a flat 2.50 fee. For a60.50 ticket, what is the lower fee?

Question 69

Points: 10

Kelly currently earns 24% commission on all monthly sales. A new job offers a 3,750 salary plus 9.5% commission on monthly sales over12,500. If her sales average $20,000, which statement is correct?

Question 70

Points: 10

Mrs. Hollern earns an 8.5% commission on jewelry sales. How much commission will she earn by selling a $4,600 necklace?

Question 71

Points: 10

Booker's father earns a 4.25% commission on software sales. How much commission will he earn on a package sold for $15,725?

Question 72

Points: 10

Chase wants to earn at least $900 in commission at a rate of 3.3%. What minimum whole-dollar amount must he sell?

Question 73

Points: 10

Sophia needs to earn at least $1,800 in commission at a rate of 10.75%. What minimum whole-dollar amount must she sell?

Question 74

Points: 10

Mrs. Jackson needs to earn $3,000 a month. How much must she sell if she earns 15% commission?

Question 75

Points: 10

Raymond purchases concert tickets online for $43.50 and pays a 3% processing fee. What is the total cost?

Question 76

Points: 10

The table compares shipping fees for two online marketplaces. If a smartphone sells for $115, which is the lower fee?

Question 77

Points: 10

A GPS estimated a trip would take 4.25 hours, but it actually took 5 hours. Find the percent error of the estimate.

Question 78

Points: 10

A softball team is predicted to win 35 of 50 games. After 20 games, it has won 16. If it continues at this rate, what will be the percent error of the prediction?

Question 79

Points: 10

Doug estimates that his soccer team will win 7 games, but it actually wins 10. What is the percent error?

Question 80

Points: 10

A mayor estimates that 4,000 people will attend the first day of a fair, but 8,400 actually attend. What is the percent error to the nearest tenth?

Question 81

Points: 10

Maya estimates a roller-coaster wait time of 35 minutes, but the actual wait is 55.5 minutes. What is the percent error to the nearest tenth?

Question 82

Points: 10

Oliver estimates his cat weighs 16 pounds, but its actual weight is 14.25 pounds. What is the percent error to the nearest tenth?

Question 83

Points: 10

A jar should contain 100 marbles, but it actually contains 99. What is the percent error to the nearest hundredth?

Question 84

Points: 10

A cyclist estimates that he will ride 80 miles in a week, but he actually rides 75.5 miles. What is the percent error to the nearest hundredth?

Question 85

Points: 10

The table shows the predicted and actual snowfall for a city. What is the percent error to the nearest tenth?

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Interactive multiple-choice quiz: الوحدة الثانية - ريفيل: Solve Percent Problems

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