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

Open Up - Grade 7 - Mathematics - Unit 2 - Lesson 3

star
star
star
star
star
Last updated 4 months ago
8 Nsɛmmisa
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b
1
5.MD.1
7.RP.2.a
7.RP.2.b

"Source: Open Up Resouces (Download for free at openupresources.org.)"

Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Noah is running a portion of a marathon at a constant speed of 6 miles per hour.

Complete the table to predict how long it would take him to run different distances at that speed, and how far he would run in different time intervals.

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

One kilometer is 1000 meters.

Complete the table. What is the interpretation of the constant of proportionality in each case?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

One kilometer is 1000 meters.

Complete the table. What is the interpretation of the constant of proportionality in each case?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

From questions 2 and 3 What is the relationship between the two constants of proportionalitys?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Jada and Lin are comparing inches and feet. Jada says that the constant of proportionality is 12. Lin says it is \frac{1}{12} .

Do you agree with either of them?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

The area of the Mojave desert is 25,000 square miles. A scale drawing of the Mojave desert has an area of 10 square inches.

What is the scale of the map?

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Which of these scales is equivalent to the scale 1 cm to 5 km?

Select all that apply.

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Which one of these pictures is not like the other