Two mechanics worked on a car. The first mechanic worked for 5 hours, and the second mechanic worked for 15 hours. Together they charged a total of $1850. What was the rate charged per hour by each mechanic if the sum of the two rates was $160 per hour?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.