Question

3/4 of 28 is equal to 21/5 of what number​

Answer 1

3/4 × 28 = 21/5 × ?

3 × 7 = 21/5 × 5

21 = 21

? = 5

Number = 5

Answer 2

let the no. be x

3/4*28= 21/5*x

3*7= 21/5x

(3*7*5)/21= x

x= (3*5)/3

x= 5

the number is 5