What two numbers multiply to get - 72 and add to get - 21

Reaching a conclusion by looking at several examples is called

The Cincinnati zoo had 25 snakes before the Columbus zoo gave them 5 more. What is the percent increase from the 25 snakes?

Add 17/99 + 27/99 + 15/99

There are nine tennis balls and three cans

Round your answer to the nearest tenth. y = 2x + 7 y=2x-2

Given the explicit formula for an srithmetic sequence find the first five terms and the 52nd term

Negative three plus x equals eleven

A rectangular room has a length of 20 ft, width of 48 ft, and height of 10 ft. Use the Pythagorean Theorem to find length BC and length AB. Round to the nearest tenth, if necessary.

The Hu family goes out for lunch, and the price of the meal is $58. The sales tax on the meal is 7%, and the family also leaves a 15% tip on the pre-tax amount. What is the total cost of the meal?

Suppose the university bursar said that 600 students entered for Business Mathematics, 300 entered for Statistics while 173 students entered for both Business Mathematics and Statistics. How many students enrolled in the two courses altogether?