Asked by anonymous

1. (3.0x10^4) divided by (6.2x10^1)
= 5x10^2?

2. (4.7x10^-3) divided by (9x10^-4)
= 5x10^-6

3. (3.0x10^4) times (6.2x10^1)
=1.9x10^6

4. (4.7x10^-3) divided by (9x10^-4)
=5x10^-6

5. (5.1x10^2) divided by (3x10^4)

Answers

Answered by DrBob222
1. You're allowed 2 significant figures and you've used only one. So you've rounded too much.
2. exponent is not right.
3. exponnt wrong
4. same as 1? duplicate?
5. no answer.
should be 1.7E-2
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