Name ______
7th Grade STAAR Homework: TEKS 7.3B and 7.4D
Name ______
1.Karen had 2 spools of wire. Each spool had yards of wire. Karen used 3 yards of wire from each spool. How many yards of wire were left on the spools?
a. /b. /
c. /
d. /
2.A scientist had a bottle that contained 56.6 mL of a solution. She used 3.2 mL of the solution for an experiment. Then she poured half the solution remaining in the bottle into a beaker. Finally she poured 6 mL of the solution remaining in the bottle into a test tube. How many milliliters of solution remained in the bottle?
.
3.What is the mean number of cotton bales imported from these countries, in thousands?
4.Claudia is making a gelatin dessert for a party. She plans on making 12 servings for every 5 people. If each pan Claudia uses to make the dessert holds 8 servings, what is the minimum number of these pans that she needs in order to make enough to feed 10 people?
5.Shen and David each washed a car.
• Shen spent 5 minutes washing his car for every 2 minutes David spent washing his car.
• Each boy started washing his car at 4:00 p.m.
• David finished washing his car at 4:30 p.m.
At what time did Shen finish washing his car?
.
6.Three connected gears are shown below.
•For every complete rotation of Gear Z, Gear Y makes 2 complete rotations.
•For every complete rotation of Gear Y, Gear X makes 3 complete rotations.
Based on this information, what is the number of complete rotations Gear Z will make when Gear X makes 912 complete rotations?
7.Xian plans to run 14 laps around a track. each lap is 400 yards. So far Xian has run 1,680 yards around the track. What percentage of the run has Xian completed?
.
8.A shirt that normally costs $24.00 is on sale for 30% off. What is the sale price of the shirt?
.
9.
Mrs. Bonner bought school clothes for her children at a local department store. The total cost of the items was $286.79. She put $50 down and will pay the remaining balance over the next 3 months. How much will each monthly payment be?
.
10.
The 30%-discount Justin received on a coat amounted to $15. What was the price of the coat before the discount?
.
11.How many people will 5 pitchers serve if pitcher serves one person?
12.How much farther did the student with the longest distance jump than the student with the shortest distance?
13.The table shows Olivia’s height at two ages. What is the percent of increase in Olivia’s height?
14.Aaron made a bag of trail mix of peanuts, raisins, and chocolate chips in the ratio of peanuts:raisins:chocolate chips 5:3:2. There are 150 raisins in the trail mix. How many peanuts and chocolate chips are in the trail mix?
a. / 500 peanuts and 200 chocolate chipsb. / 350 peanuts and 175 chocolate chips
c. / 30 peanuts and 225 chocolate chips
d. / 250 peanuts and 100 chocolate chips
15.The table shows the amounts four companies paid for commercials. How much less did Company Y pay than Company X per second for their commercial, in dollars per second?
Name ______
7th Grade STAAR Homework: TEKS 7.3B and 7.4D
Answer Section
1.ANS:CSTA:7.3B
2.ANS:20.7 mL
STA:7.3B
3.ANS:1000
STA:7.3B
4.ANS:3
STA:7.4 D
5.ANS:5:15 p.m.
STA:7.4 D
6.ANS:152
STA:7.4D
7.ANS:30%
STA:7.4 D
8.ANS:$16.80
STA:7.6D (supporting)
9.ANS:$78.93
STA:7.3B
10.ANS:$50
STA:7.4D
11.ANS:40
STA:7.3B
12.ANS:2
STA:7.3B
13.ANS:40%
STA:7.4D
14.ANS:DSTA:7.4D
15.ANS:$125
STA:7.4D