Michael started with 30 baseball cards and gave away x number of cards. Johnny started with 40 baseball cards and gave away twice as many as Michael did. How many cards did Michael give away if they had the same number of cards left?

What is 1 1/2 times 3/4

A city block is a square with each side measuring 98 yards. Find the length of the diagonal of the city block.

Share 150 pounds in the ratio 4:1

You are making a punch recipe that calls for 4 quarts of juice. how many cups of juice do you need? to use equivalent ratios to find the solution.

A rectangular plot of farmland will be bounded on one side by a river and on the other three sides by a single-strand electric fence. With 1800 m of wire at your disposal, what is the largest area you can enclose, and what are its dimensions?

Mary sells boxes of cookies for $4 each. Jim sells boxes of cookies for $10 each. Each of them sold the same dollar amount. It was the smallest dollar amount for which this was possible.

What is 1% of 600 this is from teaching textbooks

How to determine how many triangle are possible for ssa triangles?

Selina earns 8% commission on sales. On one sale, her commission was $20.40. What was the amount of that sale?

Consider the polynomials A=4x2-10 and B=-6x2-5. Determine the sum and difference of these polynomials. A+B= A-B=