G. A beaver burrows 10 holes every 5 minutes. How many holes will it burrow if
time increased to 25 minutes?
F. Gregory drinks 6 liters of water over 2 days. In how many days would he
consume another 12 liters?
Q. Gerardo is traveling to Mexico. The exchange rate is 3 pesos per dollar. When he
was returning home he exchanged his Pesos back into dollars. He exchanged 42.75
Pesos and got $125. Should he complain to a manger? What would be his
justification, if he does?
P. Driving from Boston to New York one day, Sasha covered the 250 miles in five
hours. Because of heavy traffic, the 250 mile return took six hours and fifteen
minutes. Calculate average speeds for the trip to New York, the trip from New York,
and the round trip. Explain why the terminoly “average speed” is a big misleading?
N. Mr. Smith and Mr. Kelly are business partners. They agreed to divide the profits
in the ratio of 3:2. The profit amounted to $24,000. How much did each person
receive?
A. Jenny uses 7 meters of string to take her kite up in sky at 56 feet. How many
meters of string will she need to take the kite to a height of 64 feet?
E. Kelly’s dog eats 1 2/3 bones in 10 days. How many bones will he eat in 18 days?
D. Andrea has a recipe that needs 5/4 teaspoon of cream for every 2 cups of milk. If
Andrea increases the amount of milk to 8 cups of milk, how many teaspoons of
cream are needed?
S. The ratio between the weight of a small dumb-bell and a large dumb-bell is 2:7.
Given that the total weight of the two dumb-bells is 27 kg, find the weight of each
dumb-bell?
R. Use the following table to determine the cost of 18 gallons of gas. Are you sure
that your answer is correct? What makes you sure?
Gallons of gas
Cost (dollars)
3
8.55
5
14.25
8
22.80
13
37.05
J. Samantha can write 1 ½ pages in 3 minutes. How many pages could she write in
12 minutes?
K. Kevin’s car requires 5 liters of diesel to cover 25 kilometers. How many liters of
diesel will kevin need if he has to cover 125 kilometers?
B. Hardy’s plant grows rapidly. It grows by 10 cm every 2 years. How much
taller will Hardy’s plant be in 5 years?
U. Franklin walked ½ mile in 8 ½ minutes. What is the unit rate in miles per
minute?
T. An artist made purple pain by mixing ½ quart of red paint and ¾ quart of blue
paint. What is the ratio of red paint to blue paint in simplest form?
M. The measures of the angles of a triangle are in the ratio 2:3:4. Find the number
of degrees in the smallest angle of the triangle.
O. Two numbers are in a ratio of 5:3. Their sum is 80. Find the largest number.
H. Express the ratio 1 1/6: 2 5/6 in simplest form.
V. A trail mix recipe calls for 1/3 pound of mixed nuts, 4/15 pound of raisins, and
2/5 pounds of granola. What is the ratio of raisins to mixed nuts in simplest form?
C. Henry eats a 1/3 of a loaf of bread in 2 days. How many loaves of bread will
he eat in 12 days?
W. Molly runs 1/3 of a mile in 4 minutes. If Molly continues at the same speed, how
long will it take her to run one mile? Draw a picture to represent your answer.
I.
Veronica’s bike requires 5 liters of gas to run for 10 kilometers. How
many liters of gas does Veronica need if she has to cover 24 kilometers?
L. The ratio of the area between a small square of land and a large square of land is
3:7. Given that the total area of the two squares of land is 4,000 m, find the area of
each square land.