A, B and C has total of rupees 180. If B has 20 rupees more than A and C has 17 more than B then what does each have?
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HEAR A + B + C EQUAL TO 180
AND B IS EQUAL TO 20 + A AND C IS EQUAL TO 17 + B
THEREFORE C EQUAL TO 17 + 20 + A
THAT IS EQUAL TO 37 + A
SUBSTITUTING THE VALUES
A + 20 + A + 37 + A EQUAL TO 180 THEREFORE 3A + 57 EQUAL TO 180
AGAIN 3A EQUAL TO 123
THEREFORE A EQUAL TO 41
B EQUAL TO 61
AND C EQUAL TO 78
AND B IS EQUAL TO 20 + A AND C IS EQUAL TO 17 + B
THEREFORE C EQUAL TO 17 + 20 + A
THAT IS EQUAL TO 37 + A
SUBSTITUTING THE VALUES
A + 20 + A + 37 + A EQUAL TO 180 THEREFORE 3A + 57 EQUAL TO 180
AGAIN 3A EQUAL TO 123
THEREFORE A EQUAL TO 41
B EQUAL TO 61
AND C EQUAL TO 78
arnesh1:
= x=41
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