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Study Quiz
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1
Express as a power: 4 × 4 × 4 × 4 × 4.
A)44
B)54
C)45
D)55
2
Evaluate 53
A)3125
B)243
C)125
D)27
3
The number 64 can be expressed as a power with a base of
A)2, 4, or 8
B)2 or 4 only
C)2 or 8 only
D)8 only
4
Evaluate 34 ÷ (42 - 7).
A)21.3
B)17
C)13
D)9
5
Evaluate (23 - 3) × (43 ÷ 82).
A)64
B)32
C)5
D)1
6
A number in expanded form is 200 000 + 70 000 + 4000. What is the number?
A)2 740 000
B)274 000
C)27 400
D)2740
7
Express 650 000 000 in scientific notation.
A)6.5 × 108
B)6.5 × 107
C)65 × 108
D)65 × 107
8
When the Starship Enterprise reaches Warp 9, it is moving at 4.55 × 108 km/s. Write this in standard form.
A)455 000 km/s
B)4 550 000 km/s
C)45 500 000 km/s
D)455 000 000 km/s
9
If you walk at one stride per second, estimate the distance you will walk in 3 h.
A)5 km
B)15 km
C)20 km
D)30 km
10
If you could balance pencils on their eraser ends, estimate how many could you have standing on your desk.
A)100
B)500
C)1 000
D)10 000





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