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Math Review
Math Review
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Answers
1
What is -4 - 5?
1
9
-1
-9
2
GET READY TO TEST YOUR KNOWLEDGE ON RATIOS!!!
YAYAYAYYAYAYAY
WHOO HOOOOOOO
I <3 RATIOS!!!
I <3 ALL MATH
3
convert 3/8 to a percent
90%
37.5%
45%
34%
4
A club has 35 girls and 40 boys. What percent are the boys?
53.3%
40%
40.6%
114.3%
5
What is the missing number to complete this ratio table?
5
20
10
15
6
1/4 ≈ 0.57 ≈ 57%
True
False
7
Reduce 15:20 to the simplest terms. NO CALCS, JUST PENCIL AND PAPER (or brain 🙂).
3/4
15:2
4:3
1 to 5
8
Select three numbers that are less than -7.
-10, -15, -1
-2, -1, -8
-5, -1, -2
-10, -8, -15
9
Equivalent Ratios
A
C
D
B
10
The ratio of circles to pentagons is...
2 to 7
7:9
2:9
7:2
11
What is 5 - 8?
-3
3
None of the above.
13
12
Write 8/7 as a percent. Round to the nearest percent.
7/8%
8/7%
87%
114%
13
The grocery store has 12-packs of soda on sale. The sale is $10 for 4 packs. The unit rate is ______ per pack. NO CALCS!
$10
$5.50
$2.50
$2
14
A ratio behaves like a fraction and often looks like a fraction.
True
False
15
Write 2/5 as a percent.
45%
40%
2.5%
25%
16
What number is 75% of 800?
500
700
75
600
17
Write the Ratio of frogs to turtles.
There are 2 frogs for every 5 turtles.
There are 5 frogs for every 2 turtles.
5:2
2:5
18
What is -5 - 2 ?
3
-3
-7
7
19
Multiply the mixed numbers.
6
3 6/15
I have no idea!
20
LAST QUESTION: What number is 10% of 700?
70
7
80
690
21
What is the ratio of women to all people?
4:3
3/7
7 to 3
3:4
22
In 3 hours, a scout troop hikes 6 miles. At which unit rate is the troop hiking?
2 miles per hour
1/2 an hour per mile
6 miles per 3 hours
3 hours per 6 miles
23
GET READT TO TEST YOUR KNOWLEDGE ON PERCENTS!!!
WHOO HOOOO
YAYAYAY
YIPPEEEE
no
24
Complete the ratio table.
6
1
4
5
25
Which graph best represents the inequality?
B
C
D
A
26
Solve for a. -3 + a = 12
15
-9
9
-15
27
Solve.
3 3/4
15/4
3/20
None of the above
28
What is 70% of 45?
NO CALCS (and yes, this is the last one)!
31.5
33.75
32.7
56
29
Equivalent Ratios
A
B
D
C
30
What % of a 25 ft tree is a 4 ft shrub?
16%
20%
15%
625%
31
What is -3 x -5?
-15
15
32
Which number is equivalent to the ratio 8/5 ?
160%
0.16
6.25%
0.625
33
What is -2 x 10?
-20
20
34
Solve for x. x + 2 = -5
-7
3
-3
7
35
Are these ratios equivalent?
YES
NO
36
What percentage is 4/5?
80/100
80%
45%
8/10
