# Math

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1. (6.0 x 10^5) x (3.0 x 10^4) =

a. 18 x 10^20
b. 18 x 10^9
c. 1.8 x 10^20
d. 1.8 x 10^9

2. (5 x 10^-2) รท (2 x 10^3) =

a. 2.5 x 10^-5
b. 2.5 x 10^-1
c. 25 x 10^1
d. 25 x 10^2

3. (2.56 x 10^6) x (3.56 x 10^2) =

a. 9.1136 x 10^12
b. 91.136 x 10^8
c. 9.1136 x 10^8
d. 91.136 x 10^12

4. In a recent year, the population of California was about 2.52 x 10^7 people. Its land area is about 4.05 x 10^5 km^2. What was the average number of people per square kilometer?

a. 0.62 x 10^5
b. 6.2 x 10^1
c. 0.62 x 10^14
d. 6.2 x 10^9

• Math -

1. d
2. c
3. b
4. a

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Can any body cheack my answers

• Math -

1. b
2. c
3. c
4. a

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they are all wrong

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1.d
2.a
3.c
4.b

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^^Kelly is correct:

1. D
2. A
3. C
4. B

• Math -

Keep the chain going! both kid and kelly are correct!
1.D
2.A
3.C
4.B

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Kelly, Kid, and Joe are correct

1. D
2. A
3. C
4. B

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theyre still the same I made a 100

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1. D
2.A
3.c
4.b I got a 100% trust me will pass it

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D
A
C
B

This is the Practice Test for Connectios Lesson 9: Operations and Applictions of Scientific Notation

Trust me I just did it got a 100% so you picked/said these are the right ones then good job :3

• Math -

yes kelly is right

• Math -

yes kelly is right

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