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Proportions Proportions
©2006 Region 4 ESC Accelerated Curriculum for Mathematics Grade7 TAKS
1. In a bag of marbles, there are 2 green 1. In a bag of marbles, there are 2 green marbles for every 3 red marbles. If there marbles for every 3 red marbles. If there are a total of 55 green and red marbles, are a total of 55 green and red marbles,
how many marbles are red?how many marbles are red?
In a bag of marbles, there are 2 green In a bag of marbles, there are 2 green marbles for every 3 red marbles. If there marbles for every 3 red marbles. If there are a total of 55 green and red marbles, are a total of 55 green and red marbles,
how many marbles are red?how many marbles are red?
total 5 55=
red 3 x
total 5 11 55× =
red 3 11 33
2. Michelle makes 4 free throws for every 15 2. Michelle makes 4 free throws for every 15 she attempts. If she attempts 60 free throws, she attempts. If she attempts 60 free throws,
how many will she miss?how many will she miss?
Michelle makes 4 free throws for every 15 she Michelle makes 4 free throws for every 15 she attempts. If she attempts 60 free throws, how attempts. If she attempts 60 free throws, how
many will she miss?many will she miss?
attempts 15 60=
miss 11 x
attempts 15 4 60× =
miss 11 4 44
3. Shane downloaded 5 songs in 2 3. Shane downloaded 5 songs in 2 minutes. At this rate, how many songs can minutes. At this rate, how many songs can
he download in ½ hour?he download in ½ hour?
3. Shane downloaded 5 songs in 2 3. Shane downloaded 5 songs in 2 minutes. At this rate, how many songs can minutes. At this rate, how many songs can
he download in ½ hour?he download in ½ hour?
songs=
minutes
3. Shane downloaded 5 songs in 2 3. Shane downloaded 5 songs in 2 minutes. At this rate, how many songs can minutes. At this rate, how many songs can
he download in ½ hour?he download in ½ hour?
1hr = 30 min.
2songs
=minutes
3. Shane downloaded 5 songs in 2 3. Shane downloaded 5 songs in 2 minutes. At this rate, how many songs can minutes. At this rate, how many songs can
he download in ½ hour?he download in ½ hour?
1hr = 30 min.
2songs 5 x
=minutes 2 30
3. Shane downloaded 5 songs in 2 3. Shane downloaded 5 songs in 2 minutes. At this rate, how many songs can minutes. At this rate, how many songs can
he download in ½ hour?he download in ½ hour?
1hr = 30 min.
2songs 5 x
=minutes 2 30
songs 5 15× =
minutes 2 15
75
30
4. At the ballpark, 7 hot dogs are sold for 4. At the ballpark, 7 hot dogs are sold for every 3 hamburgers that are sold. If a total every 3 hamburgers that are sold. If a total of 80 hot dogs and hamburgers are sold, of 80 hot dogs and hamburgers are sold,
how many hot dogs were sold?how many hot dogs were sold?
4. At the ballpark, 7 hot dogs are sold for 4. At the ballpark, 7 hot dogs are sold for every 3 hamburgers that are sold. If a total every 3 hamburgers that are sold. If a total of 80 hot dogs and hamburgers are sold, of 80 hot dogs and hamburgers are sold,
how many hot dogs were sold?how many hot dogs were sold?
hot dogs 7=
total 10 80
x
hot dogs 7 8× =
total 10 8
56
80
5. Five subway tokens can be purchased 5. Five subway tokens can be purchased for $8. How many tokens can be purchased for $8. How many tokens can be purchased
with $72?with $72?
6. David earns 5 days of6. David earns 5 days ofvacation time everyvacation time every
4 months. How many4 months. How manyvacation days will he vacation days will he
earn in 1 year?earn in 1 year?
7. In a survey, 6 out of every 7. In a survey, 6 out of every 16 students chose vanilla ice 16 students chose vanilla ice cream as their favorite flavor. cream as their favorite flavor. If 56 students were surveyed, If 56 students were surveyed,
how many chose a flavor how many chose a flavor other than vanilla?other than vanilla?
8. A $50 item has a $4 sales8. A $50 item has a $4 salestax. How much sales tax is on a $75 item?tax. How much sales tax is on a $75 item?
9. Mrs. Martinez baked 3 dozen cookies for 9. Mrs. Martinez baked 3 dozen cookies for her class of 18 students. Using the same her class of 18 students. Using the same ratio, how many students can she serve ratio, how many students can she serve
with 42 cookies?with 42 cookies?
10. Stephen delivers pizzas on the 10. Stephen delivers pizzas on the weekend. Last weekend, he made $120 for weekend. Last weekend, he made $120 for 15 hours of work. How much will he make 15 hours of work. How much will he make
for 9 hours at this same rate?for 9 hours at this same rate?
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