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Test: Comparing Quantities- 1


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10 Questions MCQ Test Mathematics (Maths) Class 8 | Test: Comparing Quantities- 1

Test: Comparing Quantities- 1 for Class 8 2022 is part of Mathematics (Maths) Class 8 preparation. The Test: Comparing Quantities- 1 questions and answers have been prepared according to the Class 8 exam syllabus.The Test: Comparing Quantities- 1 MCQs are made for Class 8 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Comparing Quantities- 1 below.
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Test: Comparing Quantities- 1 - Question 1

Find the ratio of speed of a cycle 15 km per hour to the speed of scooter 30 km per hour.

Detailed Solution for Test: Comparing Quantities- 1 - Question 1

Speed of cycle = 15 km per hour 

Speed of scooter = 30 km per hour 

∴ 

Test: Comparing Quantities- 1 - Question 2

Rohan bought a second hand refrigerator for Rs 2,500, then spent Rs 500 on its repairs and sold it for Rs 3,300. Find his loss or gain per cent.

Detailed Solution for Test: Comparing Quantities- 1 - Question 2

Cost of refrigerator = Rs 2500

Money spent on repairs = Rs 500

Total CP of refrigerator = Rs 2500 + 500 = Rs 3000

SP of refrigerator = Rs 3300

Since SP > CP, so profit ocurrs.

Now, profit = SP − CP = 3300 − 3000 = Rs 300

Test: Comparing Quantities- 1 - Question 3

A picnic is being planned in a school for Class VII. Girls are 60% of the total number of students and are 18 in number. Find the ratio of the number of girls to the number of boys in the class.

Detailed Solution for Test: Comparing Quantities- 1 - Question 3

Girls are 60% of the total number of students and are 18 in number.

Let say total students = T

Girls = (60/100)T

=> 18 = 3T/5

=> T = 30

Boys = 30 - 18  = 12

Ratio of Girls to boys = 18 : 12

=> 3 : 2

Test: Comparing Quantities- 1 - Question 4

During a sale, a shop offered a discount of 10% on the marked prices of all the items. What would a customer have to pay for a pair of jeans marked at Rs 1450 and two shirts marked at Rs 850 each?

Detailed Solution for Test: Comparing Quantities- 1 - Question 4



Test: Comparing Quantities- 1 - Question 5

Calculate compound interest on Rs 10,800 for 3 years at 12.5% per annum compounded annually.

Detailed Solution for Test: Comparing Quantities- 1 - Question 5


P = Rs. 10800
R = 12.5%
t = 3 years


Test: Comparing Quantities- 1 - Question 6

A sum of money, at compound interest, yields Rs. 200 and Rs. 220 at the end of first and second years respectively. What is the rate percent?

Detailed Solution for Test: Comparing Quantities- 1 - Question 6

Difference between interests = Rs.220 - Rs. 200 = Rs. 20
⇒ Rs. 20 is the S.I on Rs. 200 for 1 Year.

Hence, the rate of interest is 10%.

Test: Comparing Quantities- 1 - Question 7

The population of a city was 20,000 in the year 1997. It increased at the rate of 5% p.a. Find the population at the end of the year 2000.

Detailed Solution for Test: Comparing Quantities- 1 - Question 7

We have,
P = 20,000, R = 5%, T = 3 year

Test: Comparing Quantities- 1 - Question 8

A shopkeeper purchased 200 bulbs for Rs 10 each. However 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs 12 each. Find the gain or loss %.

Detailed Solution for Test: Comparing Quantities- 1 - Question 8

Test: Comparing Quantities- 1 - Question 9

________ means comparing two quantities.

Detailed Solution for Test: Comparing Quantities- 1 - Question 9

A ratio is a relationship between two numbers indicating how many times the first number contains the second.
Example: If a bowl of fruit contains eight oranges and six lemons, then the ratio of oranges to lemons = 8:6 = 4:3

Test: Comparing Quantities- 1 - Question 10

The price of a scooter was Rs 34,000 last year. It has increased by 20% this year. What is the price now?

Detailed Solution for Test: Comparing Quantities- 1 - Question 10


Thus, Present price is Rs 40,800.

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