Question

Find a number if: 3/7 of it is 2 1/4

Answer 1

Answer:

x=5 1/4

Step-by-step explanation:

2 1/4= $\frac{9}{4}$---> $\frac{9}{4}$ divided by 3 to find 1/7x----> $\frac{3}{4}$=1/7x---> x=21/4---> x=5 1/4

Answer 2

Answer:

The number is 5¹/₄

Step-by-step explanation:

3/7 of it is 2 ¹/₄

let the it be represented as A

3/ 7 of A = 2 ¹/₄

3A/7 = 4X2+1/4 = 9/4

3A/7= 9/4

cross multiply

3A X4 = 9x7

12A = 63

A = 63/12 = 21/4= 5¹/₄

The number is 5¹/₄