There are two boxes containing high-quality apples. Box A contains 15 more apples than Box B. If Box B has 8 apples less than Box A, then how many apples are there in Box A?

A fraction is such that if double of the numerator is increased by 10% and triple of the denominator is decreased by 30%, the resulting fraction becomes equal to 11% of 1621. The original fraction is:

In a certain office, 13 of the workers are women, 12 of the women are married, and 13 of the married women have children. If 34 of the men are married and 23 of the married men have children, what part of the total workers are without children?