Help me fast hury up

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?