1.

What is the average of first 25 multiples of 11?1). 1522). 1473). 1434). 134

Answer»

SUM of FIRST 25 MULTIPLES of 11 = 25/2[22 + 24 × 11] = 3575

AVERAGE of first 25 multiples of 11 = 3575/25 = 143


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