If x : y = 5 : 3, then 8x - 5y : 8x + 5y =?

A 5 : 11

B 6 : 5

C 5 : 6

D 3 : 8

Correct Answer: 5 : 11

Here, x : y = 5 : 3 or, x/y = 5/3 or, 8x/5y = 40/15 or, (8x - 5y)/(8x + 5y) = (40 - 15)/(40 + 15) or, (8x - 5y) : (8x + 5y) = 25 : 55 = 5 : 11

Bissoy MCQ Team

Jun 08, 2023

#গণিত #অনুপাত-সমানুপাত (Ratio-Proportion) #Agrani bank Ltd #Agrani bank Ltd - Officer (Cash) - 15.12.2017

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