Several years ago, Fernando bought some gold valued $900
per ounce. When he went to
sell it, it was worth $1,566 per
ounce. What was the percent of
increase in the value of the
gold?
gold

What are two numbers that have a sum of 15?

Which problem would you use the following proportion to solve for? 24/x = 40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?

The side of a square is 3 and 5/2 inches