Ratios
Lacy and Sasha make apple pies. Lacy uses 15 cups of apples for every 2 pies. Sasha uses 18 cups of apples for every 3 pies. Who uses fewer cups of apples per pie AND how many cups per pie do they use?
Sasha uses 6 cups of apples per pie
0.34 x 4
1.36
What is the greatest common factor of 36 and 54?
18
Maria has 12 red marbles and 18 blue marbles. She wants to make equal groups of marbles using all of them. What is the greatest number of marbles she can put in each group?
6 marbles
A recipe uses 2 cups of flour for every 3 cups of sugar. If you use 38 cups of flour, how many cups of sugar do you need?
57 cups of sugar
Two teachers are typing essays. Teacher A can type 240 words in 8 minutes. Teacher B can type 180 words in 3 minutes. How many more words can Teacher B type in 1 minute than Teacher A?
Teacher B can type 30 more words in one minute
0.45 / 0.09
5
What is 25% of 184?
46
Two friends are planting flowers. One plants a flower every 6 days, and the other every 8 days. After how many days will they both plant a flower on the same day again? (Hint: use LCM)
24 days
What is 15% as a fraction in its simplest form?
3/20
Blake works 4 hours and earns a total of $44.00. Leo works 7 hours and earns a total of $84.00.
Leo and Blake each work one 8-hour shift this weekend. Who earns more money?
Blake earns more money
Divide and round to the nearest hundredth.
27.9 / 7.4
3.77
At a summer camp, 80 campers were asked to choose their favorite outdoor activity. The table below shows the results.
Hiking: 24 campers
Swimming: 18 campers
Archery: 14 campers
Biking: 24 campers
What percent of the campers chose either hiking or biking as their favorite outdoor activity?
60%
Three friends have packs of stickers with 24, 36, and 60 stickers. They want to divide their stickers into packs of the same size without any leftover. What is the largest number of stickers each new pack can have?
12 stickers
Miss Song wants to drink 2.2 liters of water daily. By lunchtime, she drinks 85% of her daily amount of water. What is the total amount of water in liters Miss Song drinks by lunchtime?
1.87
A museum website sells 30 tickets for $480.00. The museum office sells each ticket for $15.00.
Which method for buying tickets costs less per ticket? How much is it per ticket for each method?
Buying at museum office is cheaper. It is $16 per ticket on the website, and $15 per ticket at the office.
The width of a rectangular classroom is 29.25 feet. The length of the classroom is 31.5 feet. What is the area of the classroom in square feet?
921.375 square feet
Liam buys 7 1/2 pounds of trail mix and puts it into bags. Each bag holds 3/4 pound of trail mix. He uses all the trail mix to fill each bag completely.
How many bags does Liam fill with trail mix?
10 bags
What is the least common multiple of 15, 20 and 30?
60
A train travels 225 miles in 5 hours. If it continues at the same speed, how far will it travel in 8 hours?
360 miles
A smoothie shop mixes fruit juice and water in a ratio of 7:3. If the shop wants to make 50 liters of the mixture, how many liters of fruit juice and how many liters of water should they use?
(Hint: your ratio table should have three parts!)
A car travels 28.5 miles per gallon of gas. How many gallons of gas does it need to travel 342 miles?
12 gallons
Two stores sell the same type of candle:
Floral Love: 5 candles for $12.50
Flowers'R'Us: 7 candles for $16.80
Which store sells the candle at a lower unit price? Be sure to state the price of both candles in your answer.
Flowers'R'Us sells the candle for a lower unit price since they sell each for $2.40, while Floral Love sells each for $2.50.
A school is planning two events: one every 18 days and one every 24 days. If both events happen today, in how many days will they both happen again on the same day? (Hint: Use LCM)
72 days
A factory produces 48.6 kilograms of chocolate in 3.5 hours. If the chocolate is produced at a constant rate, how many kilograms of chocolate does the factory produce in 1 hour? Round to the nearest tenth
13.9 kilograms