How many times does 13 go into 80

s) An e-mail lter is planned to separate valid e-mails from spam. The word free occurs in 50% of the spam messages and only 3% of the valid messages. Also, 20% of the messages are spam.

If there are 3 people in a room, the probability that they all have the same birthday is

A pair of jeans is on sale for 25% off the original price of $75. What is the new price?

What is the range of the relation? { (1, 2), (2, 4), (3, 2), (4, 6) } A. {1, 2, 3, 4} B. {1, 2, 3, 4, 6} C. {2, 4} D. {2, 4, 6}

Jessie is building a doghouse. For one side of the roof, she needs a board that is 7 3/4 feet long. She has a board that measure 9 1/12 feet. How much of the length does she need to cut from the board? Show your work and simply the fraction.

Rob and Nancy are working on a project. Rob completes 1/8 OF IT ON Monday and 3/8 of it on Tuesday. Nancy completes 2/8 of it on Wednesday and 1/8 of it on Thursday. Is the project completes. Explain.

A florist had 1006 flowers she wanted to put them into 30 bouquets with the same number of flowers in each how many more should she get so she doesn't have any extra

0.4 (5x-15+2.5 (x+3) solve for x with an explenation

What is - 119/5 as a mixed number?

Alexa has set up a lemonade stand outside her house and sells small cups and large cups of lemonade. Each small cups holds 8 ounces of lemonade and each large cup hold 16 ounces of lemonade.