6
9 - Ratio and Proportion: Worksheet-9.2
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1. The ratio of 8 hours to 3 days is
[a] 1 : 9
[b] 9 : 1
[c] 2 : 3
[d] 3 : 2
[b] 2 : 14
[c] 12 : 21
[d] 5 : 8
2. Ratio 4 : 7 is same as
[a] 8 : 18
3. If 4, x, 32, 48 are in proportion, then value of x is
[a] 6
[b] 10
[c] 15
[d] 5
4. If A, B and C divides `1200 in the ratio 2 : 3 : 5, then A’s share is
[a] `240[b] `60[c] `390[d] `350
5. Find x in each of the following:
a. x : 6 = 55 : 11
b. 12, 48, x
c. 12 : 24 : : 8 : x
6. Write three equivalent ratios of a. 75 : 12
d. 25, 35, x
b. 5 : 20
7. The ratio of two numbers is 13 : 15. Find the numbers if their sum is `364.
8. The angles of a triangle are in the ratio 2 : 3 : 1. Find the measure of each angle.
9. If 100 g of almonds cost `72 and a kilogram of cashewnuts cost `480. Find the ratio of the cost of
almonds to the cost of cashewnuts.
10.An aeroplane flies 4000 km in 5 hours.
a. How far will it fly in 7 hours?
b. How much time will it take to fly 8800 km?
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