G7 Ratios, Rates, Proportions Formative 2

Simple Problem

Linda used the rule shown below to find the distance traveled by a school bus.

distance = 30 mph x time

Which table represents the distance traveled by the bus using this rule?

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Simple Problem

It takes one Super Giant Pizza to feed 3 people.  If you invite 36 people, how many pizzas will you need?

Complex Problem

Which set of data below does not show a constant

rate of change?

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Complex Problem

Mr. Johnson was paid $190 for a job that required 40 hours of work.  At this rate, how much should he be paid for a job requiring 60 hours of work?

Complex Problem

In a public opinion poll, 624 people from a sample of 1,100 indicated they would vote for a specific candidate.  How many votes can the candidate expect to receive from a population of 40,000?

Select ALL of the possible ways to set up a proportion to solve this problem.

Challenging Problem

Jan's flower garden has only daffodils and tulips in it. There are 15 daffodils and 12 tulips. What is the ratio of the number of tulips to the total number of flowers in Jan's garden?

• 5:4

• 5:9

• 4:5

• 4:9

Challenging Problem

A crew of loggers cleared ½ acre of lumber in 4 days.  How long will it take the same crew to clear 2 ¾ acres of lumber?

Unfamiliar Problem

Rose's hockey team has 15 games this season. She has scored 3 goals in her 1st 5 games. Her friend Ellen scores twice as often as Rose. Rose and Ellen both continue to score at their current rate. How many total goals will Ellen score by the end of the season?