alleryકુલ ત્રણ ચુકવણીઓ ₹225; દરેક ₹15 પાછલા એક કરતા ઉપર છે. પ્રથમ ચુકવણી?
A₹65
B₹60
C₹70
D₹75
Answer & Solution
Correct answer: B. ₹60
ચૂકવણીને x, x + 15 અને x + 30 તરીકે લખવાથી 3x + 45 = 225 મળે છે, તેથી x = ₹60.
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