2 step equation word problems

A stack of 5 books is 15 inches high. What is the height of each book?

Equation to solve: You want to buy a some new shirts and pants for $80. The shirts cost $15 and pants cost $20 each. You want one pair of pants and as many shirts as you can afford. How many shirts can you buy?

Jenny bought a shirt and 8 pairs of socks for $22.95. Each pair of socks cost the same amount. If the shirt cost $8.95, how much did each pair of socks cost?

A taxi service charges $1.50 plus $0.60 per mile. Angie paid $13.50. How far did she travel?

Equation to solve: Sara spent 16 hours on school work, with equal time on 4 projects and 2 hours on language arts homework. How much time per project?

What equation would you use to solve the following problem? Drew was shopping on Amazon.com on Black Friday. He purchased 5 DVDs, all at the same price. The tax on his purchase was $6, bringing the total cost to $61. What was the price of each DVD?