Unit Rates and Ratios Assessment

The video tutorial introduces seventh graders to the concept of ratios and unit rates, focusing on how to write and simplify ratios. It explains unit rates using speed as an example and addresses more complex unit rate problems involving fractions. The video concludes with a warm-up question for the next class.

What is the first thing you will see at the top of the screen in the video?

• A target

• A list of objectives

• A question

• A summary of the lesson

What does the 'RP' in the standard number indicate?

• Rational Numbers

• Ratios and Proportions

• Reading and Phonics

• Real Numbers

How is a ratio defined?

• A product of two numbers

• A sum of two numbers

• A comparison of two numbers

• A comparison of three numbers

Which of the following is NOT a way to write a ratio?

• Fraction form

• Spelling out the word 'to'

• Using a colon

• Using a semicolon

In the football example, what is the ratio of completions to pass attempts?

• 35 to 25

• 5 to 7

• 25 to 35

• 7 to 5

What is a unit rate?

• A rate for two units

• A rate for one unit

• A rate for four units

• A rate for three units

How do you find a unit rate from a ratio?

• Multiply both numbers by the same value

• Divide both numbers by the same value

• Add both numbers together

• Subtract the smaller number from the larger

If a person walks half a mile per hour, how far will they walk in two hours?

• One mile

• Two miles

• Half a mile

• Three miles

What is the multiplicative inverse of 1/4?

• 4

• 1/2

• 1/4

• 1

What is the cost per pound if 15 pounds of ham cost $45?

• $5 per pound

• $2 per pound

• $3 per pound

• $4 per pound