Question

The product of two rational number is -20/9 . If one of them is 4. Then find the other

Answer 1

Answer:

Answer:

10/12

Step-by-step explanation:

(-1/4) = X × (-3/10)

X = (-1/4) × (10/-3)

X = 10/12

Ans: X = 10/12

we can check answer now :-

(10/12) × (-3/10) = (-3/12) = -1/4

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation:

Product = -20/9

1st number = 4

2nd number = product / 1st number

= ( -20 / 9 ) /( 4 / 1 )

= -20 / 9 × 1 / 4 [(a/b)/( c/d)

= a/ b × d/c]

= -20/36

I hope this helped you....