Twa kɔ nsɛm atitiriw so
Log in
Sign up for FREE
arrow_back
Laabri

7.4.14

star
star
star
star
star
Last updated about 2 years ago
11 Nsɛmmisa
1
1
1
1
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

1. A student estimated that it would take 3 hours to write a book report, but it actually took her 5 hours. What is the percent error for her estimate?

1
1
1
1
1
1
Asemmisa {{asɛmmisaAhyɛnsode}}
8.

6A. For diagram A, decide if y is an increase or decrease of x. Then, determine the percentage.

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

6B. For diagram B, decide if y is an increase or decrease of x. Then, determine the percentage.

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

7. Lin is making a window covering for a window that has the shape of a half circle on top of a square of side length 3 feet. How much fabric does she need?

Hint: Draw a picture to help you solve your problem.

1
Asemmisa {{asɛmmisaAhyɛnsode}}
11.

Exit Ticket

To be labeled as a jumbo egg, the egg is supposed to weigh 2.5 oz. Priya buys a carton of jumbo eggs and measures one of the eggs as 2.4 oz. What is the percent error?

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

2. A radar gun measured the speed of a baseball at 103 miles per hour. If the baseball was actually going 102.8 miles per hour, what was the percent error in this measurement?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

3. It took 48 minutes to drive downtown. An app estimated it would be less than that. If the error was 20%, what was the app's estimate?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

4. A farmer estimated that there were 25 gallons of water left in a tank. If this is an underestimate by 16%, how much water was actually in the tank?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

5. For each story, write an equation that describes the relationship between the two quantities.

a) Diego collected x kg of recycling, Lin collected 2/5 more than that.

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

5. For each story, write an equation that describes the relationship between the two quantities.

b) Lin biked x km. Diego biked 3/10 less than that.

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

5. For each story, write an equation that describes the relationship between the two quantities.

c) Diego read for x minutes. Lin read 4/7 of that.