Plzz answer the question no. 21 fast
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start from the last no. use the equation
4/5 of x = 10
let ans be x
then,
use the answer to find the next no.
let the ans be y
2/3 of y =x
then use that answer to find total value
let the value of ans be z
1/2 of z = y
4/5 of x = 10
let ans be x
then,
use the answer to find the next no.
let the ans be y
2/3 of y =x
then use that answer to find total value
let the value of ans be z
1/2 of z = y
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