Brainstorming on Rate

The ratio of blue marbles to white marbles in a bag is 4 to 5. At this rate, how many blue marbles are there if there are 15 white marbles?

• 14 blue marbles

• 10 blue marbles

• 12 blue marbles

• 7 blue marbles

Sarah must mix 6 tablespoons of plant food for every 2 gallons of water. If she has 6 gallons of water, how much plant food should she use?

• 14 tablespoons

• 2 tablespoons

• 10 tablespoons

• 18 tablespoons

At a local fruit stand, Ayesha spends $3.96 for 2 pounds of strawberries. How much can she expect to pay for 4 pounds of strawberries?

• $5.92

• $6.92

• $8.92

• $7.92

The Hawks soccer team won 12 out of 14 games. If this rate continues, how many games will they win if they play a total of 21 games?

• 18 games

• 19 games

• 23 games

• 21 games

At a harvest, 16 ears of corn are being picked for every 18 peppers. If 9 peppers have been picked, how many ears of corn have been picked?

• 7 ears of corn

• 18 ears of corn

• 8 ears of corn

• 6 ears of corn

Keely went for a long swim. If she swam 12 miles in 3 hours, how long would she swim in 6 hours?

• 20 miles
• 4 miles
• 72 miles
• 24 miles

Tyler is a beast at baseball. He scored 22 home runs in 7 games. If he keeps up that pace, how many home runs would he score in 21 games?

• 66 home runs
• 3 home runs
• 6 home runs
•  home runs