A father is 32 years older than the son. In 7 years the father's age will be 5 years more than twice that of the son. The age of the father, 3 years from now , will be

A 45 years
B 55 years
C 65 years
D 75 years

Correct Answer: 55 years

(x+7)2+5=x+32+7=)2x+14+5=x+39=)2x+19=x+39=)2x-x=39-19so, x=20now, x+32+3    =20+32+3    =55
Bissoy MCQ
#গণিত #Bangladesh Bank #দ্বিঘাত সমীকরণ (Quadratic equation) #Bangladesh Bank - Assistant Director - 2006

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