A stunt plane ended a maneuver 700 feet above the top of a skyscraper, after starting 300 feet above the top of that same skyscraper. What was the stunt plane's change in altitude?

Which is more, 37 quarts or 10 gallons?

What is the perimeter of a triangle with sides of 12 inches, 9 inches, 15

How can I Factor the expression below 9x2-1

Carlos collects 26 stamps. Adam collects 38 more than Carlos. How many stamps do they have all together?

Is 7.5 less or greater then 7.05

0.4 (2x plus 1/2) equal 3 (0.2x plus (-2)) minus 4

If there is 2 ducks ahead of a duck 2 ducks behind a duck & 1 duck in the middle. How many total ducks are there?

I need to simplify each complex fraction like 3/4:1/2

What is an expression for the sale price of a bracelet that has been discounted 20% from its sticker price? Evaluate the expression for a sticker price of $40. Use the variable for the sale price and for the sticker price. a. = - 0.2; $32 b.

Suppose S and T are mutually exclusive events, P (S) = 5%, and P (T) = 11%. Find P (S or T).