Open Up - Grade 7 - Mathematics - Unit 4 - Lesson 3
star
star
star
star
star
Last updated 11 months ago
11 questions
1
1
1
1
1
1
1
1
1
1
1
Question 1
1.
It takes an ant farm 3 days to consume \frac{1}{2} of an apple.
At that rate, in how many days will the ant farm consume 3 apples?
Question 2
2.
To make a shade of paint called jasper green, mix 4 quarts of green paint with \frac{2}{3} cups of black paint.
How much green paint should be mixed with 4 cups of black paint to make jasper green?
Question 3
3.
An airplane is flying from New York City to Los Angeles. The distance it travels in miles, d, is related to the time in seconds, t, by the equation d = 0.15t.
How fast is it flying? Be sure to include the units.
Question 4
4.
An airplane is flying from New York City to Los Angeles. The distance it travels in miles, d, is related to the time in seconds, t, by the equation d = 0.15t.
How far will it travel in 30 seconds?
Question 5
5.
An airplane is flying from New York City to Los Angeles. The distance it travels in miles, d, is related to the time in seconds, t, by the equation d = 0.15t.
How long will it take to go 12.75 miles?
Question 6
6.
A grocer can buy strawberries for $1.38 per pound.
Write an equation relating c, the cost, and p, the pounds of strawberries.(in c= form)
Question 7
7.
A grocer can buy strawberries for $1.38 per pound.
A strawberry order costs $241.50. How many pounds did the grocer order?
Question 8
8.
Crater Lake in Oregon is shaped like a circle with a diameter of about 5.5 miles.
How far is it around the perimeter of Crater Lake?
Question 9
9.
Crater Lake in Oregon is shaped like a circle with a diameter of about 5.5 miles.
What is the area of the surface of Crater Lake?
Question 10
10.
A 50-centimeter piece of wire in bent into a circle.
What is the area of this circle?
Question 11
11.
Suppose Quadrilaterals A and B are both squares.
Are A and B necessarily scale copies of one another?
"Source: Open Up Resouces (Download for free at openupresources.org.)"