1) If the total number of books published by publishers P, Q and R is increased by 30% and the total number of books published by remaining publishers be decreased by 20%, what will be the new average of books published by all the publishers? A) 33418 B) 33318 C) 32518 D) 33618 E) None of these Answer: Option BExplanation:$\frac{100700\times\frac{130}{100}+127900\times\frac{80}{100}}{7}$ = $\frac{233230}{7}$ = 33318
