Wha is 3 less than the quotient of a number y and 4 when y is 20

Abcd is a parallelogram. the diagram is not drawn to scale. if m

Write 17/20 as a decimal and as a percent.

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?