Write 5 • 5 • 5 • 5 • 5 • 5 • 5 using an exponent. (1 point)
57
5 • 7
75
557
Simplify.
2. 52 • (4 + 23) (1 point)
100
5400
300
108
3. (–10)2 (1 point)
–20
100
–8
–100
4. Write 12,400,000 in scientific notation. (1 point)
1.24 × 107
1.24 × 104
12.4 × 101
12.4 × 107
Write in standard form.
5. 2.87 × 104 (1 point)
28,700
0.000287
2,870
287,000
6. Find the LCM of 10 and 15. (1 point)
150
30
60
5
7. Tell which number is prime: 35, 69, 89, 90. (1 point)
90
89
69
35
8. Write 2 and two-thirds as an improper fraction. (1 point)
seven-thirds
start fraction 4 over 3 end fraction
Start Fraction 6 over 3 End Fraction
9. Find the digit that makes _2,530 divisible by 9. (1 point)
6
5
7
8
10. Test 79,112 for divisibility by 2, 3, 5, 9, or 10. (1 point)
2, 3
2
2, 3, 9
It is not divisible by any of the numbers.
11. Write Start Fraction 25 over 3 End Fraction as a whole or mixed number in simplest form. (1 point)
8 and one-third
3 and one-eighth
1 and three-eighths
8 and start fraction 3 over 25 end fraction
12. Dritown received 0.135 inches of rain in the spring of 2011. Write this decimal as a fraction in simplest form. (1 point)
seven over fifty
one over eight
thirteen over one hundred
twenty seven over two hundred
13. Simplify the expression.left parenthesis 7 minus left parenthesis negative 1 right parenthesis right parenthesis squared plus left parenthesis negative 2 right parenthesis squared.
Tip: To raise –2 to the second power, write (–2)(–2). (1 point)
68
60
40
32
14. The glee club has a set of 48 classical CDs and a set of 42 show tune CDs. Each set can be divided equally among the club members. What is the greatest possible number of club members? (1 point)
12
3
6
336
1: A. 5^7
2: C. 300
3: B. 100
4: A. 1.24 • 10^7
5: A. 28,700
6: B. 30
7: B. 89
8: B. 8/3
9: D. 8
10: B. 2
11: A. 8 1/3
12: D. 27/200
13: A. 68
14. C. 6
Hope this helped :) <3
No one cares y are u on here if u don't want the awnsers huh
Hey guys its
1.A
2.C
3.B
4.A
5.A
6.B
7.B
8.B
9.D
10.B
11.A
12.D
13.A
14.C
15.A
16.C
17.A
18.A
I did the quiz myself so ik these are 100% correct. Hope it helps :D