The average of the numbers is 7. What will be the new average if each of the numbers is multiplied by 8?

A 45
B 52
C 56
D 55

Correct Answer: 56

10 টি সংখ্যার সমষ্টি = 10 × 7 = 70 প্রতিটি সংখ্যার সাথে 8 গুন করা হলে নতুন সমষ্টি = 8 × 70 = 560 নতুন গড় = 560/10 = 56
Bissoy MCQ
#গণিত #গড় (Average) #Bangladesh House Building Finance Corporation (BHBFC) #Bangladesh House Building Finance Corporation - Senior Officer - 20.10.2017

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