Question

By what number should 3 upon 5 power -2 be divided so that the quotient and become 25

Answer 1

Answer:

1/9

Step-by-step explanation:

Let the other number be x.

According to Question,

(3/5)^[-2] ÷ x = 25

(5/3)² ÷ x = 25

25/9 ÷ x = 25

25/9 ÷ 25 = x

25/9 × 1/25 = x

x = 1/9

Hence, the required number is 1/9.

Answer 2

Step-by-step explanation:

Answer:

1/9

Step-by-step explanation:

Let the other number be x.

According to Question,

(3/5) ^ [- 2] / x = 25

(5/3) ^ 2 / x = 25

25/9 / x = 25

25/9 / 25 = x

25/9 * 1 / 25 = x

x = 1/9

Hence, the required number is 1/9.