Question

3. By what number should we divide 1 1/2 to get 1 5/7​

Answer 1

Answer:

let x be the no. to divide by 4 1/2 to get 3/2

then 4 1/2 ÷ x= 3/2

9/2 ÷ x= 3/2

9/2 × 1/x = 3/2

1/x = 3/2 ×2/9

1/x = 1/3

x = 3

Step-by-step explanation:

Answer 2

Answer:

let the number be x

then

(11/2)÷x = 15/7

11/2 = (15/7)x

x = (11/2)÷(15/7) = (77/14)÷(30/14)

x = 77/30

Step-by-step explanation: