Evaluate a/b for a = 4/5 and b = - 9/2

The probability that a salesperson will make a sale is 0.7 what the probability that on two calls in

How do you solve, 5 ^3x-4/25=625

What is the ratio for 18to24 in simplest form

Students at University X must have one of four class ranks - freshman, sophomore, junior, or senior. At University X, 35% of the students are freshman and 30% are sophomores.

How can the decimal 0.57 repeating be written as a fraction

issac can wash 2 cars in 3 hours. at this rate how many cars can he wash in 6 hours? how many cars can he wash in 9 hours?

The bus comes at 6:55. It takes meg 19 minutes to get to the bus stop. What time would she have to leave at to catch the bus?

Use long division to find a repeated decimal equivalency for the fraction. This is a question that my teacher gave me for pre algebra anyone know how to awnser it

A bit is a 0 or a 1. A bit string of length 8 is a sequence of 8 digits, all of which are either 0 and 1. (a) How many bit strings of length 8 are there? (b) How many bit strings of length 8 or less are there?

0 = (x-1) ^2-4 show work <33