Sam sells two notebooks for $3.50 each and a pen for $3. He earns a profit of $1. Sam's profit represents what percent of the total sale?

On December 31, 2012, Brooke's Horse Stable's unadjusted Allowance for Doubtful Accounts showed a debit balance of $432. An aging of the Accounts Receivable indicates probable uncollectible accounts of $1,000.

An above ground swimming pool is leaking. after 1/2 hour the pool has leaked 7/8 of a gallon of water. how many gallons of water per hour is the swimming pool leaking?

1.56708 times 10 to the negative 1

Evaluate 10x2y-2 for x = - 1 and y = - 2.

Is 30.30 greater than 30.03

How do you simplify 15.5 in fraction form

Two sides of an obtuse triangle measure 12 inches and 14 inches. The longest side measures 14 inches. What is the greatest possible whole-number length of the unknown side? Inches

There are two less nickels than dimes, and as many quarters, as nickels and dimes together. The total amount of money is $5.25. How many quarters, dimes, and nickels are there?

What type of angle has a measure of 90°

Factor as the product of two binomials. 81 + 18x + x^2