After one year on the job, Grady got a raise from $15.50 to $16.43 per hour. What was the percent increase in his hourly wage?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.