The ratio of income a, b, and c is 3:7:4 and the ratio of their expenditure 4:3:5 respectively. if a saves rs. 300 out of 2400. find the savings of b and c
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Answer: 4025,575
Step-by-step explanation:
1) According to the question, ratio if respective income be 3:7:4.
Let the income and expenditure of A, B and C be is 3x,7x and 4x and 4y,3y and 5y respectively.
We know, the income of A is 2400.
=> 3x =2400
=> x = 800
Also,
2) A saves 300 .
=> 3x-4y=300
=>3*800-4y=300
=>y=525
3) Now, savings of B :
7x-3y = 7*800-3*525=4025
Savings of C
,4x-5y = 4*800-5*525=575
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