Download (G7)Homework Packet #6

(G7)Homework Packet #6
Bubble in answers for 21-45 on the scantron [green side, 2nd column]. Write the question and show work for
46-50 on looseleaf [put a heading with the packet #].
If you don’t know an answer, FIND OUT!
____ 26. Which of the following numbers, when rounded to the nearest hundredth, becomes 23.01?
1)
23.087
3)
23.016
2)
23.099
4)
23.008
____ 27. Out of every $15.00 Krista earns, she saves $3.00. Which of the following shows the amount of money
Krista earned if she has saved $21.00?
1)
$147.00
3)
$315.00
2)
$105.00
4)
$45.00
____ 28. Of the following, which is the number of lines of symmetry in a square?
1)
2)
8
3
3)
4)
4
2
____ 29. Which of the following is the missing term in the sequence 3, 4, 6, ?, 13, 18,
24, . . .
1)
11
3)
8
2)
12
4)
9
____ 30. Which number is divisible by 5?
1)
113
2)
60
3)
137
4)
114
____ 31. Which number is divisible by 3?
1)
94
2)
53
3)
73
4)
123
____ 32. A microscope can magnify the specimen 104 times. How many times is that?
1)
40,000 times
3)
10,000 times
2)
40 times
4)
1,000 times
____ 33. Write 0.56 x 10^4 in scientific notation.
1)
56 x
2)
0.56 x
10^2
10^3
3)
5.6 x
10^3
4)
____ 34. An ___________ tells how many times a number is multiplied by itself.
1)
operation
3)
2)
power
4)
exponent
base
____ 35. Any number to the _________ power equals one. (n≠0)
1)
zero
3)
second
56 x 10
2)
first
4)
third
____ 36. What number should be added to -3 to get a sum of 0?
1)
–3
3)
2)
0
4)
3
6
____ 37. Solve -6 + -9.
1)
2)
15
3
3)
4)
-3
-15
____ 38. Solve 5 + -2 .
1)
2)
7
3
3)
4)
-3
-7
2.052
205.2
3)
4)
25.65
20.52
0.912
13.68
3)
4)
9.12
91.2
3)
4)
6.2
0.0062
3)
4)
0.000053
5.3
3)
4)
0.081
0.0081
3)
4)
0.35
0.0035
Multiply.
____ 39. 5.13 x 4
1)
2)
____ 40. 4.56  2
1)
2)
____ 41. Find the product.
1)
2)
____ 42. Find the product.
1)
2)
____ 43. Find the quotient.
1)
2)
____ 44. Find the quotient.
1)
2)
0.62 x 0.01
0.00062
0.062
0.0053 x 100
0.053
0.53
81 / 10,000
0.00081
0.81
3.5 / 100
0.035
350
Find the mean for each set of data.
____ 45. 20, 20, 13, 14, 18
1)
2)
21
16
3)
4)
18
17
Short Answer: Write the questions and SHOW WORK for 46-50 on looseleaf.
46. Arrange the following numbers in order from least to greatest.
0.381, 0.41, 0.67, 0.385, 0.5
47. Write 806,000,000 in scientific notation.
48. Which of the following is the greatest common factor (GCF) of 27 and 45?
Find the median for each set of data.
49. 41, 99, 37, 52, 39, 17, 95
50. Is 3665 divisible by 9? How do you know? [Explain using the divisiblity
we learned in class]
rules