You have 40 different books: 20 math books, 15 history books, and 5 geography books. in how many different ways can you put the 40 books in a row on a shelf?

Ten subtracted from the quotient of a number and 7 is less than - 6

The price of the technologies stock was $9.52 yesterday. Today the price rose to $9.65. Find the percentage increase

The senior class has 350 students. How much is the total bill if the student government wants to buy each senior a T-shirt costing$7.20, and a yearbook costing$24.75?

Luke has a life insurance policy that will pay his family $29,000 per year if he dies. If interest rates are at 5.

The standard form of a quadratic function is f (x) = a (x - h) 2 (square) + k, where a is not equal to 0. true or false?

A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is - 1 standard deviation away from the mean.

What is the coefficient of 9B in 5A

Marcos works 8 hours a day. He makes $19 an hour. On Tuesday, he only worked 3/4 of a day. How much did Marcos earn on Tuesday? Which answer gives the correct solution and explains how to check if the answer is reasonable? A. Solution: $57.

Joe wants to add to his sticker collections. He wants to increase his collection by 20%. If he has 1,400 stickers in his collection now, how many stickers does he need to add to his collection?

A receptionist recorded the number of people who took an elevator up from his floor and the number who took an elevator down. He also noted the number of men and women. The table shows the results.