Question

Divide 45 cm in the ratio 7:8

Answer 1

Answer:

take 7x and 8x

eq. 7x + 8x = 45

15x = 45

x = 45 ÷ 15

x = 3

put x = 3

7x = 7×3 = 21

8x = 8×3=24

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Answer 2

Answer:

Take ratio as 7x and 8x

A.T.Q

7x+8x=45

15x=45

x=45/15

x=3

put 3 in place of x and multiply

7x=7×3=21

8x=8×3=24

To verify

21+21=45

45=45

L.H.S=R.H.S