Homework Help: Math - Pre algebra

Posted by E.M on Thursday, November 15, 2012 at 7:43pm.

Help!!!

1. which of the following is greater than 4.3 x 10>9?

a 2.1 x 10>9

b 3.2 x 10>9

c 5.3x 10>9

d 7.4 x 10>8

2. which of the following is less than 6.5 x 10>-5?

a 1.4 x 10>-3

b 2.5 x 10-4

c 7.8 x 10-5

d 4.6 x 10>-6

according to the 2010 census the population of Nebraska was 1.8 x 10>6 people. which state had a smaller population?

Ca 3.7 x 10>7

RI 1.1 x 10>6

TX 2.5 x 10>7

MI 6 x 10>6

4. Which number is greater than 5.5 x 10>-7 and less than 5.5 x 10>7?

a 1.8 x 10>12

b 6.7 x 10>8

c 5.2 x 10>3

d 3.9 x 10>-8

Math - Pre algebra - Henry, Saturday, November 17, 2012 at 8:48pm
1c. 5.3*10^9.

2d 4.6*10^-6 = 0.46*10^-5.

3. RI: 1.1*10^6.

4c. 5.2*10^3.

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