How many different three-number "combinations" are possible on a combination lock having 25 numbers on its dial? assume that no numbers repeat. (combination locks are really permutation locks.) ?

What does a negative sign in front of a parentheses mean

Becike put some stamps in her stamp book. she put 14 stamps o n each page if she completely filled 16 pages how many stamps did she put in a book?

John has consumed 1,600 calories so far today. He has also burned off 400 calories at the gym. He would like to keep his daily calorie total to 1,800 calories per day.

The perimeter of a rectangle equal 74 m. If the length is five more than the width, find the widThe perimeter of a rectangle equal 74 m. If the length is five more than the width, find the width

Which of the following groups have terms that can be used interchangeably? a. critical value, probability, proportion b. percentage, probability, proportion c. critical value, percentage, proportion d. critical value, percentage, probability

Phillip saves $8.00 a month. how long would it take him to save at least $60.

What is the product? (-3s + 2t) (4s - t) 0 - 1252-212 -1252 + 212 -1252 + 8 st - 2+2 O - 1252 + 11st - 2:2

Why can't the sum of two mixed numbers be equal to 2?

Try this trick out on a friend. Tell your friend to place a dime in one hand and a penny in the other hand. Explain that you can determine which hand is holding the penny. Here's how to do it: a.

What is the probability that a randomly selected child from this group will have red hair, given that he has straight hair? (Enter your answer as a fraction.)