Math - Pre algebra

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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 -

    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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