Word Problems 7.4
Compare the ratios
<
>
=
1    and     6
5             17
Solve for m: 
65.33
75
.12
2.8   =    70
m             3
Maddie ran 5 miles on Thursday.  One mile is equal to 5,280 feet.  Which proportion can be used to determine how many feet, x, Maddie ran on Thursday?
1mi.  = 5, 280 ft.     x ft.         5 mi.
1 mi.   =        x ft.     5 mi.           5,280 ft. 
1 mi.      =    x ft.     5,280 ft.       5 mi. 
1 mi.     =       5 mi. 5,280 ft.              x ft. 
Cordell earns $36 for 3 hours of work.  At that rate, 
how long will he have to work to earn $720?

12 hours
60 hours
20 hours
140 hours
Gracie's heart beats 18 times in 15 seconds.  At this
 rate, how many times will it beat in one minute?
72 times 
4.5 times
270 times
1.2 times
If there are 48 pieces of pepperoni on 10 pizzas, 
how many pieces of pepperoni are there on 
15 pizzas?
72 pieces
32 pieces
3.125 pieces
36 pieces
If 2 cubic feet of sand weigh 90 pounds, how much 
does 5 cubic feet of sand weigh?

lbs. 
A building casts a shadow that is 420 meters long. 
 At the same time, a person who is 2 meters tall, 
casts a shadow that is 24 meters.  How tall is
 the building?
25 meters
5,040 meters
35 meters
.11 meters
A man that is 1.5 meters tall, casts a shadow that is .6 meters long.  The man's dog is .2 meters tall.  How long is the dog's shaldow
.16 meters
5 meters
4.5 meters
.08 meters
A lamppost casts a shadow that is 30 yards long.  A four foot tall mailbox casts a shadow that is six yardslong.  How tall is the lamppost?
12.5 yards
.8 yards
45 yards
20 yards
Terry's pet parakeet is 70 mm. tall.  It casts a shadow that is 200 mm. long . A parrot sitting next to the parakeet casts a shadow that is 300 mm. long.  How tall is the parrot?
mm. 
A blueprint shows a room to be 12 feet by 21 feet.  The 
21 foot wall is 7 inches long on the blueprint.  How long 
is the line showing the 12 foot wall?
36 inches
4 inches
12.25 inches
5.9 inches
Anthony built a 1:40 scale model of an airplane.  
If the wingspan of the model is 8 inches.  What is 
the wingspan of the real airplane?
.2 inches
5 inches
320 inches
165.25 inches
A map has a scale of 1 cm . = 10 km .  If the distance between two cities on the map is 3 cm. , what is the actual distance between the cities?
km. 
16 inches
18 inches
15 inches
17 inches
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