In a class there are 15 boys and 6 girls.
What is the ratio of boys to girls?
What is 15:6
15 to 6 or
15/6
100
Find the unit rate for:
run 2.3 km in 7 min
What is 0.33 km/ 1 min
100
6/5 = n/7
What is n = 8 2/5
100
Use the scale of 0.5 in : 15 ft. Find the actual length if the length given below is for the drawing.
15 in
What is 450 ft
100
The ratio of teachers to students in a middle school is 2 to 25. There are 350 students in the school. Find the number of teachers.
What is 28 teachers.
200
In a class there are 15 boys and 6 girls.
What is the ratio of girls to boys in simplest form?
What is 2:5
2 to 5 or
2/5
200
Find the unit rate for:
earn $36 in 4 hours
What is $9/ 1 hour
200
3/7 = 8/x
What is x = 18 2/3
200
Use the scale of 0.5 in : 15 ft. Find the actual length if the length given below is for the drawing.
20 in
What is 600 ft
200
A map with a scale of 1 in: 175 mi shows two cities 5 in apart. How many miles apart at the cities?
What is 875 miles
300
Write the ratio in the other 2 forms.
9/7
What is 9 to 7 and 9:7
300
Find the unit rate for:
35 apples: 5 baskets
What is 7 apples: 1 basket
300
k/4 = 9/32
What is k = 1 1/8
300
Use the scale of 0.5 in : 15 ft. Find the actual length if the length given below is for the drawing.
15.5 in
What is 465 ft
300
Last month your electric bill was $25.32 for 450 kilowatt-hours of electricity. At that rate, what would be the bill for 240 kilowatt-hours?
What is $13.50
400
Write the following ratio in simplest form.
51:17
What is 3:1
400
Which is a better buy?
3 for $0.79
or
4 for $0.99
What is 4 for $0.99 is better
400
3.5/d = 14/15
What is d = 3.75
400
Use the scale of 0.5 in : 15 ft. Find the drawing length if the length given below is for the actual figure.
1200 ft
What is 40 in
400
A person who is 60 in. tall casts a shadow that is 15 in. long. How tall is a nearby lamppost that casts a shadow that is 40 in. long?
What is 160 in.
500
Write an equivalent ratio to:
7:13
What is
Ex. 14:26 but answers will vary
500
Which is the better buy?
5 for $39
or
7 for $46
What is 7 for $46
500
y/18 = 2.4/15
What is y = 2.88
500
Use the scale of 0.5 in : 15 ft. Find the drawing length if the length given below is for the actual figure.
37.5 ft
What is 1.25 in
500
A hot-air balloon is 2,100 feet above the ground can descend at the rate of 1.5 ft/s. The balloon is scheduled to land at 3:30 pm. When should the balloonist start descending?