Fractions & %s
Scale
Sale Price & Interest
Probability
Proportions
100
Are the ratios 7 dogs to 18 cats and 4 dogs to 9 cats equivalent?
No. Their cross products are not equivalent.
100
On a map the actual distance between to towns is 16 miles. If 1 inch is equal to 4 miles. How long is the distance on the map?
4 inches
100
Find the discount of a bike origionaly priced $258 on sale for 35% off.
$90.30
100
How many outcomes are there if you have a choice of ham or turkey sandwich with mayo, mustard or relish and tea or coke?
12
100
18/ 24 = 22/ p
29.33333..
200
Write 44 1/4 % as a fraction in simplest form.
89/400
200
A scale is 1 in= 125 miles. What is the actual distance between two cities if the map distance is 1/4 of an inch?
31.25 miles
200
14 students are girls and 16 students are boys. Of these students 25 are not in band. 10 play sports. What is the probability that a student is not in band?
25/30 or 5/6
200
What is 70% of 33?
23.1
300
Write 34/14 as a percent to the nearest hundredth.
242.86%
300
Give the distance on the map if 2in = 50 feet and the actual distance is 10 feet.
0.4 inches
300
Find the sale price of a bike origionaly priced $258 on sale for 35% off.
$167.70
300
14 students are girls and 16 students are boys. Of these students 25 are not in band. 10 play sports. What is the probability that a randomly selected student is a boy or a girl?
1 or 100%
300
28% of what number is 12? Round to the nearest tenth.
48.9
400
Write .2 % as a fraction in simplest form.
1/500
400
Give the scale factor if 1in : 2 feet
1/24
400
Sheril spent $88. The amount she spent was 25% of her savings. Determine the amount in savings she have before she went shopping?
$352
400
There are 5 red pens, 2 blue, 3 yellows and 2 green. If you draw one without looking, replace it and then draw a second? Find the P( green , then blue)
2/144 or 1/72
400
75% of 16 soccer players are new this year. How many are new?
12
500
There are 275 students in 7th grade. Nineteen percent of them prefer navy blue. Approximately how many students do not prefer navy blue?
About 223
500
What is the scale factor if 1/2 in : 1 foot
1/24
500
Find the interest paid to the nearest cent on an investment of $1,500 at 3.5% interest for 2 years.
$105
500
There are 5 red pens, 2 blue, 3 yellows and 2 green. If you reach in and select one pen find the P of selecting (yellow or red)
8/12 or 2/3
500
Name two methods to decide if 2 proportions are equivalent.
Cross products and reducing the fractions
M
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