MSM1 Semester 1 Review Pages 5-6 Calculator OK

A car salesman observes that 6 out of every 15 cars passing by his store are black. He wants to have the same ratio of cars at his store. How many cars should be black if there are 105 cars at his store?

• 263

• 42

• 63

• 105

Sam reads 60 pages of his novel in 100 minutes. How many pages of his novel can Sam expect to read in 45 minutes if he reads at the same rate?

• 27

• 20 and 1/4

• 75

• 13

Robbie and Nicole went to the store to get red paint for their bedrooms. Robbie's paint had 12 drops of red dye mixed into 4 pints of white paint. Nicoles's paint had 30 drops of red dye mixed into 10 pints of white paint. Whose paint had a greater perent of red dye? Explain how you know.

• Robbie's paint had a greater percentage of red dye
• Nicole's paint had a greater percentage of red dye
• Both Robbie and Nicole's paint have the same percentage of red dye.
• It is impossible to determine whose paint had a greater percentage of red dye

At the circus, the ratio of adults to children is 3:5. If there are 800 people at the circus, how many are adults?

• 600
• 200
• 300
• 500

The diagram below represents 3 batches of light yellow paint. Draw a diagram that represents 1 batch of the same shade of light yellow paint.

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In a recipe for fizzy grape juice, the ratio of cups of sparkling water to cups of grape juice concentrate is 3 to 1. Select the ratios of cups of sparkling water to cups of juice concentrate that would taste the SAME as this recipe.

• 6 : 2

• 9 : 3

• 9 : 4

• 6 : 3

In a recipe for fizzy grape juice, the ratio of cups of sparkling water to cups of grape juice concentrate is 3 to 1. Select the ratios of cups of sparkling water to cups of juice concentrate that would taste DIFFERENT from this recipe.

• 3 : 2

• 2 : 1

• 12 : 4

• 9 : 3

This double number line diagram shows the amount of flour and eggs needed for 1 batch of cookies. Draw the diagram on a piece of paper and complete it to show the amount of flour and eggs needed for 2, 3, and 4 batches of cookies.

What is the ratio of cups of flour to eggs?

• The ratio of cups of flour to eggs is 3:5

• The ratio of cups of flour to eggs is 5:3

• The ratio of cups of flour to eggs is 3:1
• The ratio of cups of flour to eggs is 1:2

This double number line diagram shows the amount of flour and eggs needed for 1 batch of cookies. Draw the diagram on a piece of paper and complete it to show the amount of flour and eggs needed for 2, 3, and 4 batches of cookies.

How much flour and how many eggs are used in 4 batches of cookies?

• 20 cups of flour and 12 eggs

• 12 cups of flour and 20 eggs

• 5 cups of flour and 3 eggs

• 15 cups of flour and 9 eggs

This double number line diagram shows the amount of flour and eggs needed for 1 batch of cookies. Draw the diagram on a piece of paper and complete it to show the amount of flour and eggs needed for 2, 3, and 4 batches of cookies.

How much flour is used with 6 eggs?

• 2 cups of flour

• 10 cups of flour

• 3 cups of flour

• 15 cups of flour