Question

A's income is 75% of the income of B. B's income is 80% of the income of C. if A's monthly income is Rs 12900. find the monthly incomes of B and C.?
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Answer 1

Step-by-step explanation:

wait, I am solving in copy

let the income of c be x

income of b=80/100of x=4x/5

income of a= 15/100×4x/5=3x/5

income of a =3x/5=12900

x=(12900×5)÷3 =21500

income of b=(4×21500)÷5=17200

income of c = 12900

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