Week 42 Direct and Indirect Proportion

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

Do the ratios form a proportion?

• Yes, they form a proportion.
• No, they do not form a proportion.

Tags

CCSS.7.RP.A.2A

Is this graph proportional?

• Yes
• No

Tags

CCSS.7.RP.A.2D

If they cost 6 cents each, John has just enough money to buy 40 pencils. With the same money, how many could he buy if they only cost 5 cents each ?

• 28 pencils
• 35 pencils
• 40 pencils
• 48 pencils

8 people can clean a moat in 8 days. How many days will it take to one person?

• 8 days
• 15 days
• 31 days
• 64 days

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

CCSS.6.EE.B.7

7 people can harvest an orchard in 21 days. How long will it take to 1 person?

• 14 days
• 21 days
• 7 days
• 147 days

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

CCSS.6.EE.B.7

A ship has sufficient food for 3 for 3 weeks. How long will the food last for 1 person?

• 6 weeks
• 14 weeks
• 9 weeks
• 12 weeks

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

CCSS.6.EE.B.7

CCSS.6.NS.A.1

It took 3 pupils 20 minutes to stock the school library. If 5 pupils had done the job, how much quicker would it have been done ?

• 8 minutes
• 12 minutes
• 13 minutes
• 5 minutes

12 people can build a wall in 48 days. How many days would it take to 8 people?

• 27 days
• 140 days
• 72 days
• 90 days

A truck takes 6 hours to complete a journey travelling at an average speed of 70 km/hr. At what speed will the truck have to travel on average if it is to cover the journey in 4 hours ?

• 105 km/h
• 120 km/h
• 90 km/h
• 250 km/h