Math
posted by Nyla .
2. Find the product of 2 1/2 and 2/5.
a. 2 2/10
b. 2 3/7
c. 2 4/9
d. 2 9/10
3. Which of the following makes the statement true? 1/5^0 = ?
a. 1
b. 1
c. 5
d. 0
4. The area of a certian state is 840,000 square miles. What is this area in scientific notation?
a. 8.4 x 10^4
b. 84 x 10^3
c. 84 x 10^3
d. 8.4 x 10^5
5. Which is irrational?
a. 0.117117117...
b. 0.8596873205...
c. 0.812812812812...
d. 0.605605605...
6. If there is 1/2 of pizza and Jonas wants only 1/3 of it, how much of the pizza will he eat?
a. 1/5
b. 2/5
c. 1/6
d. 2/6
7. Harold brought two loaves of raisin bread to share with his friends. If there are 12 people total, including Harold, how much of the bread does each person receive?
a. 0.06
b. 0.171717171717...
c. 0.25
d. 0.3333333333....

I'll be glad to check your answers.

The correct answer is not shown for # 2.

Okay please tell the right ones it any are wrong.
2. a
3. c
4. a
5. b
6. c
7. a 
Its not?

5 and 6 are correct. I'm not sure about 7, but I don't think the correct answer is shown.

What about the rest?

Ms Sue is right. The correct answer is not show for 2 and 7.
5 and 6 are correct. The others are not. 
What is the answer for number 2?

2.
Multiply: (5/2) * (2/5) = ?