Check and correct these answer 30 : d: d
write the ratio in the simplest form.
45: 15
9: 3
3: 1***
1: 3
4: 1
solve the following proportion. (solve p)
p/3 = 8/12
2***
8
12
24
a recipe calls for 3 cups of flour to make 3 dozen cookies. use the proportion to calculate how much flour is needed to make 9 dozen cookies.
3 cups x cups
=
3 dozen 9 dozen
6 cups
3.5 cups
9 cups***
12 cups
chase sold 48 tickets to the school dance, and justine sold 14 tickets. what is the ratio, in simplest form, of the number of tickets justine sold to the number of tickets chase sold?
7/24***
24/7
4
48/14
in 10 months, 62.6 gallons were used. find the unit rate.
0.16 gallons/month
10 gallons/month
6.3 gallons/month***
626 gallons/month
you pay $1.75 for 5 bagels. what is the unit price?
$0.09 per bagel
$0.45 per bagel
$0.35 per bagel***
$0.44 per bagel
parallelogram parl ~ parallelogram wxyz. find the value of c. (attachment)
66***
50
3
84
the triangles are similar. find the value of a. (attachment)
12
6
10***
16
the sides of a square are increased by a scale of 6. the perimeter of the small square is 10 ft. what is the perimeter of the larger square?
2.5 ft
10 ft
60 ft***
120 ft
a map of a bike race has a scale of 2 inches = 50 miles. the distance to the first aid station from the starting lines is about 1.25 inches. how far is it from the starting line to the first aid station in miles? round to the nearest mile.
25 miles
31 miles
62 miles***
49 miles
solve the proportion. where necessary, round to the nearest hundredth. (solve b)
11/12 = b/12
1,584
0.08
10
11***
write the ratio as a fraction in simplest form.
32: 42
1/3
2/7
16/21***
32/42
write the ratio as a fraction in simplest form.
24 to 20
1/4
6/5
24/20
5/6***
write the ratio as a fraction in simplest form.
8 out of 10
8/10
5/4
2
4/5***
in the population of a particular country, the male-to-female ratio is 34 to 48. write this ratio as a fraction in simplest form.
2/7
4/7
24/17
17/24***