310 is 40% of what number

a company gives raises once-a-year amir's present salary of $16,000 his manager would like to raise amir's salary to 35,000. What percent raise would Amir be receiving?

Dimitrius returned 5 library books last week, returned 3 books this week, then checked out 8 more books. He now has 12 library books. How many books did he have before last week?

Equations of lines in slope intercept form: through (5,3) and (0,2)

Use the distributive property to evaluate each expression (8+3) (-1)

Express x squared - 4x + 7 in completed Square form

6 children got 1 1/3 of a cookie How many cookies were baked

The sum of two consecutive odd integers is 244244. Find the two integers.

Factor the expression k2 - 9h2

There are twelve shirts in your closet: five blue, four green, and three red. You randomly select one to wear. What is the probability it is blue or green?

You have 6 different video games. How many different ways can you arrange the games side by side on a shelf?