ICSE ICSE Class 6 - CISCE Question Bank Solutions for Mathematics

Divide 81 into three parts in the ratio 2 : 3 : 4.

Divide Rs 10,400 among A, B and C in the ratio `1/2:1/3:1/4`

A profit of Rs 2,500 is to be shared among three persons in the ratio 6 : 9 : 10. How much does each person get?

The angles of a triangle are in the ratio 3 : 7 : 8. Find the greatest and the smallest angles.

The sides of a triangle are in the ratio 3 : 2 : 4. If the perimeter of the triangle is 27 cm, find the length of each side.

An alloy of zinc and copper weighs `12 1/2`kg. if in the alloy, the ratio of zinc and copper is 1 : 4, find the weight of copper in it.

How will Rs 31500 be shared between A, B, and C; if A gets the double of what B gets, and B gets the double of what C gets?

Mr. Gupta divides Rs 81000 among his three children Ashok, Mohit, and Geeta in such a way that Ashok gets four times what Mohit gets and Mohit gets 2.5 times what Geeta gets. Find the share of each of them.

Which ratio is greater:

`8/15` or `5/9`

Which ratio is greater:

`3/7` or `6/13`

Which ratio is smaller:

`9/17` or `8/15`

Which ratio is smaller:

`7/15` or `15/32`

Find the second term of the proportion whose first, third, and fourth terms are 9, 8, and 24 respectively.

Find the fourth term of the proportion whose first, second, and third terms are 18, 27, and 32 respectively.

The ratio of the length and the width of a school ground is 5 : 2. Find the length, if the width is 40 metres.

The ratio of the sale of eggs on a Sunday and that of the whole week at a grocery shop was 2 : 9. If the total value of the sale of eggs in the same week was Rs 360, find the value of the sale of eggs that Sunday.

The ratio of copper and zinc in an alloy is 9 : 8. If the weight of zinc, in the alloy, is 9.6 kg; find the weight of copper in the alloy.

The ratio of the number of girls to the number of boys in a school is 2 : 5. If the number of boys is 225; find:
(i) the number of girls in the school.
(ii) the number of students in the school.

In a class, one out of every 5 students pass. If there are 225 students in all the sections of a class, find how many pass?

Make set of all possible proportions from the numbers 15, 18, 35 and 42.