Question 10

What is the average of first 7 multiples of 7?

Solution

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First 7 multiples of 7 = 7,14,21,28,35,42,49

=> Sum = $$7(1+2+3+4+5+6+7)=7\times28$$

=> Average = $$\frac{7\times28}{7}=28$$

=> Ans - (D)

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