Proportional Relationships: Equations and Graphs Challenge

A recipe calls for 2 cups of flour for every 3 cups of sugar. If you want to use 6 cups of sugar, how many cups of flour do you need? Write an equation to represent this relationship.

• 3 cups of flour

• 4 cups of flour

• 6 cups of flour

• 2 cups of flour

A car travels 150 miles on 5 gallons of gas. How many miles can it travel on 8 gallons of gas? Graph the relationship between gallons of gas and miles traveled.

• 240 miles

• 180 miles

• 200 miles

• 300 miles

A school is planning a field trip and needs to rent buses. Each bus can hold 30 students. If there are 120 students going, how many buses are needed? Write an equation to express the relationship between students and buses.

• 5

• 3

• 6

• 4

A gardener plants 4 rows of flowers, with 5 flowers in each row. If he wants to plant 20 rows, how many flowers will he need in total? Create a graph to show the relationship between rows and total flowers.

• 80 flowers

• 120 flowers

• 100 flowers

• 60 flowers

A recipe requires 3 eggs for every 2 cups of milk. If you have 12 eggs, how many cups of milk can you use? Write an equation to represent this proportion.

• 8 cups of milk

• 4 cups of milk

• 10 cups of milk

• 6 cups of milk

A factory produces 200 toys in 4 hours. How many toys can it produce in 10 hours? Graph the relationship between time and toys produced.

• 400 toys

• 300 toys

• 500 toys

• 600 toys

A cyclist travels 12 miles in 30 minutes. How far can the cyclist travel in 1 hour? Write an equation to represent the relationship between time and distance.

• 30 miles

• 36 miles

• 18 miles

• 24 miles

A painter can paint 5 rooms in 3 days. How many rooms can he paint in 9 days? Create a graph to illustrate the relationship between days and rooms painted.

• 15 rooms

• 10 rooms

• 12 rooms

• 20 rooms

A recipe for cookies requires 2 cups of sugar for every 5 cups of flour. If you want to use 10 cups of flour, how much sugar do you need? Write an equation to express this relationship.

• 8 cups of sugar

• 6 cups of sugar

• 4 cups of sugar

• 2 cups of sugar

A store sells 3 notebooks for $4.50. How much would 10 notebooks cost? Graph the relationship between the number of notebooks and the total cost.

• $18.00

• $12.00

• $15.00

• $10.50