Ratio and proportion

Divide Rs. 360 between Kunal and Mohit in the ratio of 7:8.

• Rs. 168, Rs.192

• Rs. 169, Rs. 193

• Rs. 170, Rs. 194

• Rs. 171, Rs. 195

Two numbers are in the ratio 7:11. If 7 is added to each of the numbers, the ratio becomes 2:3. Find the numbers.

• 47 and 75

• 48 and 76

• 49 and 77

• 50 and 78

The ratio of copper and zinc in alloy is 9:5. If the weight if copper in alloy is 48.6 grams, find the weight of zinc in alloy

• 24 g

• 25 g

• 26g

• 27 g

If x : y = 3 : 4, find (3x + 4y) : (5x + 6y).

• 24:38

• 25:39

• 26:40

• 27:41

Two numbers are in the ratio 5 : 7. If the sum of the numbers is 40x, find the numbers.

• 420

• 421

• 422

• 423

If x:y = 3:2, find (2x + 3y):(3x + 5y)

• 9:16

• 10:17

• 11:18

• 12:19

Two numbers are in the ratio of 3:4. If their LCM is 180, find the numbers.

• 43 and 58

• 44 and 59

• 45 and 60

• 46 and 61

Find the mean proportional between 6 and 24

• 10

• 11

• 12

• 13

What number must be added to each of the numbers 5, 9, 7, 12 to get the numbers which are in proportion?

• 2

• 3

• 4

• 5

Tags

CCSS.7.RP.A.2A

The ages of A and B are in the ratio 3:8. Six years hence, their ages will be in the ratio 4:9. The present age of A is

• 18 years

• 15 years

• 12 years

• 21 years

Tags

CCSS.7.RP.A.3