Artist: X-101Tracks :
Album name: X-101 (TRESOR001)
Sonic Destroyer
Rave New World
The Final Hour
G-Force
Whatever Happen to Peace
Mindpower
FIRST PERSON RIGHT GETS 50 POINTS?
1. Which number is divisible by 3? (2 points)
94
53
73
123
Write using exponents.
2. (x)(x)(x)(x)(y)(y)
(2 points)
x4y2
x4y4
x2y4
x2y2
3. A microscope can magnify the specimen 104 times. How many times is that? (2 points)
40,000 times
40 times
10,000 times
1,000 times
Simplify.
4. (2 points)
x8
x15
x–2
x2
5. (2 points)
16
x2
13x2
16x2
State whether the number is prime, composite, or neither.
6. 97 (2 points)
neither
composite
prime
7. What is the prime factorization of 180? (2 points)
22 · 32 · 5
4 · 9 · 5
36 · 5
2 · 3 · 5
8. Write in simplest form. (2 points)
9. Write in simplest form. (2 points)
Graph on a number line.
10. (2 points)
11. (2 points)
Simplify the expression.
12. –7c6 · 3c2 (2 points)
–21c12
–4c12
–4c8
–21c8
Write the expression without the fraction bar.
13.
(2 points)
y2
y12
y–2
y35
14. Write 0.000000474 in scientific notation. (2 points)
4.74 x 10–9
4.74 x 10–7
4.74 x 10–8
4.74 x 10–6
15. The diameter of Mercury is about 3.0 x 103 miles. The diameter of Jupiter, the largest planet, is about 8.8 x 104 miles. What is the difference between the diameters of these planets expressed in scientific notation? (2 points)
5.8 x 107 miles
5.8 x 101 miles
8.5 x 102 miles
8.5 x 104 miles
Short Answer
16. A group of 48 students must be arranged in rows. Each row must have the same number of students. If there must be at least 6 students in each row, how many possible arrangement are there? What are they? (4 points)
17. Write 9.79 x 105 in standard notation. (4 points)
Simplify the expression.
18. 24 · 2 (4 points)
19. 3 candidates run for president for the club and 5 candidates run for vice-president. How many different possibilities for filling the two positions are there? (4 points)
Simplify.
20. (22)3 (4 points)
21. 5 + (54 + 8) (4 points)
Evaluate. Write in simplest form.
22. for x = 4 and y = 4 (4 points)
Find the GCF.
23. 18x3 and 30x5 (4 points)
Essay
24. Summarize the order of operations for evaluating expressions. (4 points)
Reasoning and Writing in Math
25. Is 3665 divisible by 9? How do you know? (4 points)
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