State Review Day 5 Ratios & Proportions

In the context of the cake factory's operation, the point P represents the number of cakes packed in 4 min.

​ (a)  

• True
• False

The number of cakes packed in 1 min is 60 cakes. (a)  

• True
• False

If the cake factory operates for 6 minutes, how many cakes are packed according to the graph?

Mathematical Equivalence

ON

• 0.25 cups

• 0.5 cups

• 2 cups

• 2.5 cups

The profit a hot dog vendor earned, in dollars, is proportional to the number of hot dogs sold. This equation represents the proportional relationship between the profit earned (p) and number of hot dogs (h) sold.

p =2h

If a hot dog vendor sells 5 hot dogs, how much profit, in dollars, does he make?

Mathematical Equivalence

ON

Given that three bags of flour and two bags of sugar weigh 32 pounds, and four bags of flour weigh 32 pounds, what is the ratio of the weight of a bag of flour to a bag of sugar?

• 2 : 1

• 1 : 2

• 4 : 1

• 8 : 1

This table shows a proportional relationship between x and y. Find the constant of proportionality (r). Using the value for r, enter the value of r into the equation: y = _ x.

Mathematical Equivalence

ON

The online store charges a flat rate of $3.99 for shipping.

Kelli is buying a book for $22.43. She could buy the same book with a hardcover for $1.50 more.

Which purchasing option is the least expensive for Kelli when buying a book online?

• Buy the book without using any of the deals.

• Upgrade the book to hardcover, and use Deal #1.

• Order another small item for $3, and use Deal #2.

• Order another small item for $3, and use Deal #3.

Katie buys a necklace for $14.50 plus a 6% tax. Sharon buys a bracelet for $12 plus a 6% tax.

What is the total amount Katie and Sharon paid for their purchases including tax?

Mathematical Equivalence

ON

Select the table that represents a proportional relationship between x and y.

• 
• 
• 
•