njask 8 review good luck!. find the greatest common factor 150v 2 x 2 and 600v 4 x answer: 150v 2 x
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NJASK 8 Review
GOOD LUCK!
Find the Greatest Common Factor
150v2x2 and 600v4x
Answer: 150v2x
Find each of the missing measures if a = leg, b = leg and c = hypotenuse
of a right triangle
a = 18, c = 27, and b = ?
• Answer: 20.12
Find each of the missing measures if a = leg, b = leg and c = hypotenuse
of a right triangle
b = 14, c = 21, and a =?
• Answer: 15.65
Express each fraction as a percent
4
9
• Answer: 225%
Express each decimal as a percent
0.205
• Answer: 20.5%
Express each decimal as a percent
1.076
• Answer: 107.6%
Express each fraction as a percent
16
5
• Answer: 31.25%
Express each fraction as a percent
4
7
• Answer: 175%
Evaluate Expression if… p = 1, m = 6, r = 2, y = 3,
and z =5
p2m2r
• Answer: 72
Express each percent as a fraction
65%
• Answer: 13/20
Find the Least Common Multiple
12h2 and 28
• Answer: 84h2
Evaluate Expression if… p = 1, m = 6, r = 2, y = 3,
and z = 5
2zy2
• Answer: 90
Express each percent as a fraction
8 1/8%
• Answer: 65/800 = 13/160
Express each percent as a decimal
14.6%
• Answer: 0.146
Find the total price of each item
Jacket: $125.00 Tax: 5.5%
• Answer: $131.88
Evaluate Expression if… p = 1, m = 6, r = 2, y = 3,
and z = 5
(ry)p2z
Answer: 30
Solve
Find 15% of 400
• Answer: 60
Solve
What number is 50% of 96?
• Answer: 48
Find the Greatest Common Factor
280a5c4b2 and 320a3b4
Answer: 40a3b2
Solve
24 is what percent of 32?
• Answer: 75%
Solve
60 is 75% of what number?
• Answer: 80
Solve
125% of what number is 15?
• Answer: 12
Find the Square Root
324
• Answer: -18
Find the Square Root
400
• Answer: 20
Find the best integer estimate
40
• Answer: -6
Find the best integer estimate
55
• Answer: -7
Find the best integer estimate
01.15
• Answer: 4
Name the sets of numbers to which the following belong
6
• Answer: Irrational and Real
State whether the number is divisible by 2,3,4,5,6, or 10
888
Answer: 2, 3, 4, 6
Evaluate Expression if… p = 1, m = 6, r = 2, y = 3,
and z = 5
p2(ry)2
• Answer: 36
Name the sets of numbers to which the following belong
49
• Answer: Integer, Rational, and Real
Name the sets of numbers to which the following belong
3
10
• Answer: Rational and Real
Factor Completely
400xy3
Answer: 24 * 52 * xy3
Name the sets of numbers to which the following belong
96.2
• Answer: Rational and Real
Name the sets of numbers to which the following belong
3
15
• Answer: Natural, Whole, Integer, Rational, and Real
Express in Scientific Notation
42,500,000
Answer: 4.25 x 107
Name the sets of numbers to which the following belong
5.10• Answer: Rational and Real
Name the sets of numbers to which the following belong
...32569.65
• Answer: Irrational and Real
Name the sets of numbers to which the following belong
85
• Answer: Irrational and Real
Find the Least Common Denominator
310
3
4
3
xandx
• Answer: 20x3
Express in Scientific Notation
0.001768
Answer: 1.768 x 10-3
Name the sets of numbers to which the following belong
-9
• Answer: Integer, Rational and Real
Solve each equation and round decimal answers
to the nearest tenth
m2 = 20
• Answer: 4.5 and – 4.5 (must have both)
Express in Scientific Notation
260,700,000
Answer: 2.607 x 108
Solve each equation and round decimal answers
to the nearest tenth
d2 = 140
• Answer: 11.8 and -11.8 (must have both)
Solve each equation and round decimal answers
to the nearest tenth
a2 = 2500
• Answer: 50 and -50 (must have both)
Solve
2 is what percent of 125?
• Answer: 1.6%
Express in Scientific Notation
0.0045 x 106
• Answer: 4.5 x 103
Find the total price of each item
Television: $375.00Discount: 25%
Tax: 6%
• Answer: $298.13
Find the total price of each item
DVD Player: $269.00Discount: 20%
Tax: 7%
• Answer: $230.26
Find the total price of each item
Luggage: $185.00Discount: 30%
• Answer: $129.50
Express in Standard Notation
1.68 x 106
Answer: 1,680,000
Find the percent of change
Original: 18New: 10
• Answer: 44% decrease
Find the percent of change
Original: 58.8New: 65.7
• Answer: 12% increase
Write the fraction as a decimal
• Answer: 8.3125
32
108
Write the fraction as a decimal
16
9
• Answer: -0.5625
Write < or > in each blank to make it a true sentence
9
7___7
6
• Answer: >
State whether the number is divisible by 2,3,4,5,6, or 10
72
Answer: 2, 3, 4, 6
Find the Least Common Denominator
27
5
8
3
xandx
• Answer: 56x2
Write < or > in each blank to make it a true sentence
6
5___5
4
• Answer: <
Express each fraction as a percent
20
17
• Answer: 85%
Find each of the missing measures if a = leg, b = leg and c = hypotenuse
of a right triangle
a = 24, b = 45, and c = ?
• Answer: 51
Determine whether the following side measures form a
right triangle
11,18,21
• Answer: No
State whether the number is divisible by 2,3,4,5,6, or 10
70
Answer: 2, 5, 10
Determine whether the following side measures form a
right triangle
7,24,25
• Answer: Yes
Express in Standard Notation
3.547 x 10-4
Answer: 0.0003547
Determine whether the following side measures form a
right triangle
18, 30, 24
• Answer: Yes ( make sure you use the highest number for “c”)
Find the Least Common Denominator
9
4
6
5and
• Answer: 18
Determine whether the following side measures form a
right triangle
39,15,36
• Answer: Yes
Solve the following word problem
If a television screen measures 24 inches high
and 18 inches wide, what size television is it?
• Answer: 30 inch
Factor Completely
750yz
• Answer: 2 * 3 * 53yz
Write each power as the product of the same factor
(y + 2)4
• Answer: (y + 2)(y + 2)(y + 2)(y +2)
Solve the following word problem
Sally bought a 35 inch TV, the width is 28 inches. Find the
height of the TV.
• Answer: 21 inches
Solve
A certain number is multiplied by four and then 12 is added to the
result. The final answer is 36. Find the number.
• Answer: 6
Find the Least Common Multiple
15k and 35k2
• Answer: 105k2
Write as a product using exponents
722555 dddcaa
• Answer: 22 53 7 a2cd3
Solve
Kelly’s mother sent her on two errands. She gave her $5.00. She
spent money on renting a movie and spent half of the change on a gallon of milk. She returned with 97 cents.
How much did the movie cost to rent?
• Answer: $3.06
GREAT JOB
Come back again and see how many you can find the right answers to…