Tara bought 30 books at a yard sale. She now has 220 books. Which equation can be solved to find b, the number of books Tara had before the yard sale?

How to multiply and divide fractions

Elizabeth uses 23.25 ounces of granola and 10.5 ounces raisins for serving 15 of trail mix if each serving contains the same amount of trail mix how much trail mix is in each serving?

What are the 3 numbers that would round to 3.7?

Justin recently started working for a company that pays him $11.40 per hour. He is expected to work a total of 251 days for 8 hours each. How much will Justin earn for the year (i. e. gross annual salary) ? Group of answer choices $22,891.20 $28,614.

Melanie invested 5,500 in an account paying an interest rate of 6.9% compounded continuously. How much money to the nearest dollar would be in the account after 11 years

Write these numbers in order from least to greatest. 2.143, 2.44, 2 33/100, 2.345, 2 400/1,000, 2.37, 2 375/1,000, 2.35

Add the rational expressions and simplify 2x-1 / (x-3) (x+2) + x-4/x-3 A. x+3/x+2 B. x-3/x-2 C. x-2/x-3 D. x²+9/x²-x-6

2 cups is to 10 cans as 14 cups is to how many cans

Is adding polynomials will always yield a polynomial answer true or false?

A cylinder has a base area of 14 cm^2 and height of 6.8 cm. What is the volume of the cylinder?