Week 4 - Proportion word problems

The exchange rate for Dinar is 40 dinars for 1 US dollar. I need 2500 dinars for my travel, how many US dollars would I need?

• 100usd

• 62.5 usd

• 50 usd

• 60 usd

Tags

CCSS.6.RP.A.3B

1. Kevin bought 3 pens for $5.95. What is the price for 19 pens?

• 37.68

• 40

• 9.58

• none of the above

Tags

CCSS.6.NS.B.3

The market price of a house is directly proportional to the total area of the house in square feet. If the price of a 1,500 square foot home is $300,000 what is the price of a 2,000 square foot home?

• 300,000

• 350,000

• 400,000

• 450,000

Tags

CCSS.7.RP.A.2B

Water gets filled in a tank at the rate of 1.5 gallons/min. How long will it take to fill a 200 gallon tank?

• 133 minutes

• 2 hours

• 133.33 minutes

• 133.33 hours

Tags

CCSS.7.EE.B.3

• $55

• $127.2

• $56.53

• $125

Tags

CCSS.6.RP.A.3B

The length of a room is 16 yards. Alice is making a drawing of the room and she represents 1 yard of room as ½ inch on the drawing. How long will her drawing be?

• 24 inches

• 8 inches

• 32 inches

• 8 yards

Tags

CCSS.6.RP.A.3B

An animal moved 2 meters/second for 3 minutes.  How far did the animal move?

hint: pay attention to units of time and 2 meters/second (this means that the rate is 2 meters for every 1 second)

• 90 m

• 360 m

• 300 m

• 360 yards

Tags

CCSS.6.RP.A.3B

Bobby takes 2 minutes to make 5 cookies. At this rate how many hours will be take to make 450 cookies?

+

• 3

• 180

• 200

• 4

Tags

CCSS.6.RP.A.3B

In a high school the ratio of number of students to teacher is 20:1. If the school is planning to have 510 students this school year, how many teachers they will need to hire?

• 255

• 25

• 25.5

• 26

Tags

CCSS.6.RP.A.3B