**Class 8 Maths Chapter 8 Comparing Quantities MCQs (Questions and Answers)** are provided online for free. These multiple-choice questions are prepared by our subject experts according to the **CBSE syllabus (2022-2023**) and **NCERT** guidelines. The objective questions are also available chapter-wise at BYJU’S to make students learn each concept thoroughly and help them to score better marks in exams. Also, learn important questions for class 8 Maths here.

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Class 8 Maths Chapter 8 Comparing Quantities MCQs Questions – Download PDF |

## MCQs Questions on Class 8 Chapter 8 Comparing Quantities

Multiple choice questions (MCQs) are available for Class 8 Chapter 8 Comparing Quantities chapter. All the problems have four multiple options, in which one is the right answer. Students have to solve each question and choose the correct answer.

**1. The ratio of speed of cycle 12 km per hour to the speed of scooter 36 km per hour is**

A. 1:2

B. 1:3

C. 1:4

D. None of the above

Answer: **B**

Explanation: Speed of cycle/Speed of scooter = 12/36 = ⅓

**2. The ratio of 10m to 10 km is:**

A. 1/10

B. 1/100

C. 1/1000

D. 1000

Answer: **C**

Explanation: 10m/10km = 10m/10000m = 1/1000

**3. The percentage of 1:4 is:**

A. 75%

B. 50%

C. 25%

D. 100%

Answer: C

Explanation: 1:4 = 1/4

(1×100)/(4×100) = 1/4 x 100% = 0.25 x 100% = 25%

**4. The percentage of 2:5**

A. 20%

B. 50%

C. 60%

D. 40%

Answer: **D**

Explanation: 2:5 = ⅖ = ⅖ x 100% = 0.4 x 100% = 40%

**5. If 50% of students are good at science out of 20 students. Then the number of students good at science is:**

A. 10

B. 15

C. 5

D. 11

Answer: **A**

Explanation: 50% of students out of 20 students = 50% of 20

= (50/100) x 20

= ½ x 20

= 10

**6. The price of a motorcycle was Rs. 34,000 last year. It has increased by 20% this year. The price of motorcycle now is:**

A. Rs. 36,000

B. Rs. 38,800

C. Rs. 40,800

D. Rs. 32,000

Answer: **C**

Explanation: 20% of Rs.34,000 = 20/100 x 34,000 = Rs.6800

New price = Rs. 34,000+Rs.6800

= Rs. 40,800

**7. An item marked at Rs. 840 is sold for Rs. 714. The discount % is:**

A. 10%

B. 15%

C. 20%

D. 25%

Answer:** B**

Explanation: Discount = Marked Price – Sale Price

= 840 – 714

= Rs. 126

Discount % = (126/840) x 100% = 15%

**8. A person got a 10% increase in his salary. If his salary was Rs. 50000, then the new salary is:**

A. Rs. 55000

B. Rs. 60000

C. Rs. 45000

D. Rs. 65000

Answer: **A**

Explanation: Previous salary = Rs. 50000

10% of Rs.50000 = (10/100) x 50000 = Rs. 5000

New salary = Rs. 50000 + Rs. 5000

= Rs. 55000/-

**9. The cost of the article was Rs. 15500 and Rs. 500 was spent on its repairing. If it is sold for a profit of 15%. The selling price of the article is:**

A. Rs.16400

B. Rs.17400

C. Rs.18400

D. Rs.19400

Answer: **C**

Explanation: Total cost = 15500+500 = 16000

Profit % = (Profit/Cost price) x 100

Profit = (Profit% x Cost price)/100

P = (15×16000)/100 = 2400

Selling Price = Profit + cost price = 2400 + 16000 = Rs.18400

**10. Waheeda bought an air cooler for Rs. 3300 including a tax of 10%. The price of the air cooler before VAT was added is:**

A. Rs. 2000

B. Rs. 3000

C. Rs. 2500

D. Rs. 2800

Answer: **B**

Explanation:10% VAT on Rs.100 will make it Rs.110

So, for price including VAT Rs.110, the original price is Rs.100

Then, Price including VAT Rs. 3300, the original price = Rs. (100/110) x 3300 = Rs. 3000.

**11. The ratio of 50 paise to Rs. 1 is:**

A. 1 : 2

B. 2 : 1

C. 1 : 1

D. 1 : 5

Answer: A

Rs. 1 = 100 paise

50 paise : 100 paise

50 : 100

1 : 2

**12. The Ratio of 10m to 1 Km is Equal To:**

A. 1/10

B. 1/100

C. 1/1000

D. 1000

Answer: B

Explanation: 10m/1km = 10m/1000m = 1/100

**13. The ratio of 1m and 100 cm is:**

A. 1:100

B. 1:10

C. 10:1

D. 1:1

Answer: D. 1:1

Explanation: One meter is equal to hundred centimeters.

1m = 100 cm

Thus, their ratio will be:

⇒ 1m:100cm

⇒ 100cm:100cm

⇒ 1:1

**14. The percentage of ratio 2:3 is:**

A. 44.44%

B. 55.55%

C. 66.66%

D. None of the above

Answer:

Explanation: 2:3 = ⅔

Converting into percentage, we have to multiply the ration by 100.

⅔ x 100% = 200/3 = 66.66..%

**15. The ratio 4 : 25 converted to percentage is:**

A. 8%

B. 4%

C. 16%

D. 25%

Answer: C. 16%

4 : 25 =4/25 x 100% = 16%

**16. Convert the fraction ⅛ into a percentage.**

A. 12.5 %

B. 25%

C. 8%

D. 16%

Answer: A. 12.5%

Explanation: Multiply the given fraction by 100 to get the percentage value.

⅛ x 100 = 12.5%

**17. The ratio of speed of a motorbike 50 km per hour and speed of cycle 20 km per hour is:**

A. 2:5

B. 5:1

C. 5:2

D. 1:2

Answer: C. 5:2

Explanation: Speed of motorbike is 50km/hr

Speed of cycle is 20km/hr

Ratio of their speeds are = 50/20 = 5/2 = 5:2

**18. If 40% of students passed in the Mathematics test, out of 40 students in the class. What is the number of students who have passed?**

A. 10

B. 16

C. 5

D. 11

Answer: B

Explanation: 40% of students out of 40 students will be:

= (40/100) x 40

= 2/5 x 40

= 16

**19. 25% of 60 students of a class likes to play football. How many students does not like to play football?**

A. 45

B. 15

C. 25

D. 50

Answer: A. 45

Explanation: Number of students = 60

25% of 60 students = 25/100 x 60 = 15

Number of students who does not play football = 60 – 15 = 45

**20. Out of 40 students, 25% passed in a class. How many students did actually pass?**

A. 10

B. 20

C. 30

D. 40

Answer: 10

Explanation:

25% of 40 = 25/100 x 40 = 10

This MCQ is very helpful