Lesson 1: Practice Problems
Problem 1
Order from smallest to largest:
Number of pennies in a stack that is 1 ft high
Number of books in a stack that is 1 ft high
Number of dollar bills in a stack that is 1 ft high
Number of slices of bread in a stack that is 1 ft high
Problem 2
Use each of the numbers 4, 40, and 4000 once to make true statements.
The value of
is close to 1. The value of
is much less than 1. The value of
is much greater than 1.
Problem 3
Without computing, decide whether the value of each expression is much smaller than 1, close to 1, or much greater than 1.
Problem 4 From Unit 3 Lesson 16
A rocking horse has a weight limit of 60 pounds.
What percentage of the weight limit is 33 pounds?
What percentage of the weight limit is 114 pounds?
What weight is 95% of the limit?
Problem 5 From Unit 3 Lesson 15
Compare using
0.7 0.70
0.9 0.12
Problem 6 From Unit 3 Lesson 14
Diego has 90 songs on his playlist. How many songs are there for each genre?
40% rock
10% country
30% hip-hop
The rest is electronica
Problem 7 From Unit 3 Lesson 8
A garden hose emits 9 quarts of water in 6 seconds. At this rate:
How long will it take the hose to emit 12 quarts?
How much water does the hose emit in 10 seconds?