Scale factor
Homer measured the middle school and made a scale drawing. The scale of the drawing was 1 inch : 2 feet. In the drawing, the gym is 30 inches wide. What is the width of the actual gym?
60 ft wide
Joseph's Burgers cooks its burgers either well done or medium. Last night the restaurant served 8 burgers in all, 6 of which were well done. What percentage of the burgers were well done?
75%
8x+(-3x)+5-2x+9=?
3x+14
A factory produces 1,250 model cars. The quality control person finds 8 cars that are defective. What percentage of cars are defective?
0.64%
A skydiver falls 144 feet in three seconds. How far does the skydiver fall per second?
48ft per second
Miri measured the auditorium and made a scale drawing. The scale of the drawing was 1 inch : 2 feet. The actual width of the stage is 34 feet. How wide is the stage in the drawing?
17ft
Last week, Vivian's Diner sold 42 milkshakes with whipped cream on top and 18 milkshakes without whipped cream. What percentage of the milkshakes had whipped cream?
70%
-8x-(-9x)+15+3x=?
4x+15
Which are equivalent ratios?
1. 4:8 and 1:2
A pump moves 42 gallons in seven minutes. Find the unit rate.
6 gallons per minute
Carter drew a scale drawing of a house and its lot. He used the scale 1 inch : 5 feet. If the deck is 16 inches in the drawing, how long is the actual deck?
80ft
At a school carnival, 16 out of 20 tickets sold were early-admission tickets. What percentage of the tickets were early-admission tickets?
80%
-100x+12(3x)+14x=?
-50x
The school band plays for 20 minutes at a pep rally. They play 10 songs. If all the songs are the same length, how many songs do they play in 5 minutes?
2 and 1/2 songs in 5 minutes.
Amy drove to her mother’s house, which is 204 miles away. If it took her 3 hours, what was her average speed?
68 miles per hour
Abe measured an Italian restaurant and made a scale drawing. In real life, the restaurant's kitchen is 10 meters wide. It is 2 millimeters wide in the drawing. What scale did Abe use?
5
The lunch choices last Friday were mushroom or pepperoni pizza. The cafeteria made 27 mushroom pizzas and 18 pepperoni pizzas. What percentage of the pizzas were mushroom pizzas?
60%
-297x-73x-2(4x)+(-4)=?
-378x-4
Manny drew a scale diagram of his classroom. His real classroom is 20 feet wide. Manny's drawing is 4 centimeters (cm) wide. What is the scale factor of the drawing?
1 cm=5ft.
400 gallons of gasoline cost $1680 What is the price per gallon.
$4.20 a gallon
Jenny drew a scale drawing of the town library. She used the scale 1 centimeter : 3 meters. If the parking lot is 22 centimeters in the drawing, how long is the actual parking lot?
66
For a company picnic, Roger ordered a box of fresh-baked gingerbread cookies and sugar cookies. He got 10 cookies in all. 1 cookie was gingerbread. What percentage of the cookies were gingerbread?
10%
1580+62x-42x(3)-112=?
-64x+1468
A statue is 83 ft. tall and there is another statue that is 69 ft. tall. If there is a statue that is half of both the numbers combined how tall is the third statue.
41.5+34.5=76 ft. tall
It costs $3.99 for 25 fl. oz. of detergent or $6.99 for 90 fl. oz. Which is a better buy?
6.99 for 90 fl. oz. is a better buy