Comparing Quantities — Chapter Test | Class 7 IMO

Q1

100% of a number is ___ ?

100% means all of it — the whole number.

Q2

A profit occurs when ___ ?

Profit happens when SP is greater than CP.

Q3

Simple interest = P × R × T ÷ ___ ?

SI = (P × R × T) ÷ 100.

Q4

Write ¼ as a percentage.

¼ × 100 = 25%.

Q5

What is 20% of 150?

(20/100) × 150 = 30.

Q6

What is 30% of 200?

(30/100) × 200 = 60.

Q7

CP = ₹200, SP = ₹250. What is the profit%?

Profit = ₹50; (50 ÷ 200) × 100 = 25%.

Q8

CP = ₹500, SP = ₹450. What is the loss%?

Loss = ₹50; (50 ÷ 500) × 100 = 10%.

Q9

Find the SI on ₹1000 at 5% for 2 years.

SI = (1000 × 5 × 2) ÷ 100 = ₹100.

Q10

25% of a number is 75. What is the number?

75 × (100 ÷ 25) = 300.

Q11

A ₹800 item has a 10% discount. How much do you pay?

10% of 800 = ₹80 off, so pay ₹720.

Q12

What is 18% GST on ₹200?

18% of 200 = ₹36.

Q13

What is the amount on ₹2000 at 10% simple interest for 2 years?

SI = (2000 × 10 × 2) ÷ 100 = ₹400; amount = ₹2400.

Q14

An item with CP ₹500 is sold at a 20% profit. What is the SP?

Profit = 20% of 500 = ₹100, so SP = ₹600.