About what percentage of fresh water fish are in the world

If x and y are intergers and x less than y, how do the opposite of x and the opposite of y compare?

Which two square roots are used to estimate 47

What is a prime number out of the numbers above? A) 2 B) 4 C) 11 D) 12 E) 19 F) 21 or G) None of the above

Matt weighed 60 pounds when he was 8. He now weighs 80 pounds.

Nathan wanted to go on a field trip to Europe. The total cost of the field trip was $3,960. Nathan wanted to make payments. Each monthly payment would be $242 a month. How many months would he have to wait to pay off the total cost.

Compare the ruler you made to an inch ruler. Describe a how they are alike and how they are different

Solve the system of equations by elimination. x-4y=-31 -7x+6y=41

Between them, Terry and Shelley have 50 cassettes. If Shelley has more than two thirds as many cassettes as Terry, at least how many cassettes does Shelley have? At most how many does Terry have?

The county fair charges $1.25 per ticket for the rides. Jermaine bought 25 tickets for the rides and spent a total of $43.75 at the fair. Jermain sepnt his money only on ride tickets and fair admission.

Write3/16 as a percent