Homework Help: math

Posted by Anonymous on Wednesday, September 5, 2012 at 2:03pm.

1. What is the sum of 5/6 + 2/3?

2. Sue needs 2 1/3 cups of flour for a batch of cookies. How many complete batches can she make with 10 cups of flour?

3. Which of these numbers is irrational?

a. .25
b. 1/5

4. Solve 1/6 / 2/6

5.What expression is equivalent to 4 • 4 • 4 • 4 • 4 • 4 • 4 • 4?

6.What is 2/3 x 1/2. Remember to simplify to lowest terms.

7. Simplify the expression.
(-3)^4

8. What is (–7)^5 in expanded form?

9.Solve if 2s^3 – 4r^1 r = 1 and s = 5.

10. How would you convince a fellow student that the number 0.57 is a rational number?

math - Anonymous, Wednesday, September 5, 2012 at 2:43pm
helppppppppppppppppp plzzzzzzzzzzzzzzzzzzzzzzzzzz
math - Ms. Sue, Wednesday, September 5, 2012 at 2:59pm
After you make an effort to solve these problems, I'll be glad to help you.

For instance, it's hard to believe that you can't solve # 1.

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