Class 7 Comparing Quantities CBSE Questions & Answers

The boys and girls in a school are in the ratio of 8 : 5. If the number of girls is 160, what is the total strength of the school?

The simple interest on Rs. 5000 for 219 days at 4\(\% \) per annum is

Find the simple interest on Rs. 2500 for 2 years 6 months at 6\(\% \) per annum.

What sum will amount to Rs. 4590 at 12\(\% \) per annum simple interest in 3 years?

In what time will Rs. 1860 amount to Rs. 2278.50, if simple interest is calculated at 9\(\% \) per annum?

At what rate percent per annum will Rs. 1650 amount to Rs. 2046 in 3 years?

At what rate percent per annum simple interest will a sum treble itself in 16 years?

In what time will Rs. 1600 amount to Rs. 1768 at 6\(\% \) per annum simple interest?

A sum amounts to Rs. 3720 in 8 months at 5\(\% \) per annum simple interest. The sum is

At what rate percent per annum simple interest will a sum be double itself in 8 years?

Mala has a collection of bangles. She has 20 gold bangles and 10 silver bangles. What is the percentage of bangles of each type?

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.

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 \(\% \).

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?

Find the ratio of 5 m to 10 km.