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November 27, 2014

Homework Help: 7th grade math help quick please

Posted by Delilah on Monday, October 1, 2012 at 5:24pm.

Which is irrational?
0.117117117 . . .
0.8596873205 . . .
0.812812812812 . . .
0.605605605 . . .

6.
If there is 1/2 of a pizza and Jonas wants only 1/3 of it, how much of the pizza will he eat? (1 point)

one-fifth
two-fifths
one-sixth
two-sixths

One nanometer is about 0.00000003937 of an inch. What is this number in scientific notation? (1 point)

3.937 x 10^-8
3.937 x 10^8
39.37 x 10^7
39.37 x 10^7

9.
What is 3/8 written as a decimal?

2.3 repeating
0.375
.3 repeating
2.667

According to the 2010 census data, the population of Texas was about 2.5 x 107 people. The land area of Texas is about 2.6 x 105 m2. What was the average number of people per square mile in 2010? (1 point)

0.96 x 10^2
9.6 x 10^1
0.96 x 10^35
9.6 x 10^12

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