help please !!! “to meet the demand placed on them the brick layers have started laying 5% more bricks each day”

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?