Question

the sum of two number in 40 and diffrence is 4 what is the ratio between the no.
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Answer 1

Answer:

A + B = 40

A - B = 4

∴ A = 22

B = 18

A : B = 22 : 18

= 11 : 9

Answer 2

Answer:

9 : 11

Step-by-step explanation:

x + y = 40 ....... (1)

x - y = 4 ....... (2)

(1) + (2)

2x = 44 ⇒ x = 22

y = 40 - 22 = 18

18 : 22 = 9 : 11