Mass - practice for 13 year olds
Number of problems found: 525
- Julia - recipe
Julia is using 60 g of butter in a recipe. She needs to use a butter-to-sugar ratio of 6:5. How much sugar should she use? - Ketchup vs mustard
A 20-ounce bottle of ketchup costs $2.80. A 14-ounce bottle of mustard costs 2.38. Which item costs less per pound? How much less? - Solution mg/ml
If 70 ml of solution contains 280mg of drug, how many milligrams of drugs are in 50 ml of solution? - Fresh chickens
In the market, one stall is selling fresh chickens worth P120 per kilo. A person bought two fresh chickens weighing 1 1/2 and 1 1/4 kilos each. What is the total weight of the two chickens?
- Complete 16
Complete the conversions below, show calculations and answers 1) 3.5 kg to gram 2) 4567ml to litres 3) R45.78 to cent 4) 5.60m to centimeters - A recipe 6
A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need? - Roberta
Roberta bought 9/10 pound of raisins. She put 2/5 pounds in bags for her lunch. How many 2/5-pound bags can Roberta fill? Does she have any left over? - Fely picked
Fely picked 4 1/2 bags of avocado at the farm. Each bag weighs 2 1/2 kg. How many kilograms of avocado did Fely pick? - A two 2
A two-wheeler covers 68.9 km in one liter of petrol. How much distance will it cover in 10 liters of petrol?
- Wheat flour
If the cost of 1 kg of wheat flour is Tk 41 1/2, find the cost of 3 1/4 kg of wheat flour. - A store 2
A store sells 12 oz of Brand A for $1.20 and 16 oz of Brand B for $1.50. Which is the more economical buy? - Apples 29
In a fruit market, apples are currently £4 per kilogram. If you buy ten kilograms of apples, you will receive three-tenths of the total price. How much will you pay for ten kilograms of apples at the market? - 2-cycle
2-cycle engines require a mixture of oil and gas to run properly. For every gallon of gas, a certain 2-cycle engine requires 1 1/4 fl oz of oil. How much oil must be added to prepare 3 1/2 gallons of gas to get the proper mixture? - Collin
Collin is making fruit for a birthday party using the recipe below Ingredients Pink lemonade ; 1 1/2 gal Seltzer water ; 2 3/4 gal Fruit juice ; 7/8 gal Collin is using a punch bowl that holds 8 gallons of punch. How much more punch could Collin make the
- A farmer
A farmer produces apples and pears in a ratio of 7:6. If she harvests 42 tonnes of apples, how many tonnes of pears does he produce? - A chemist 2
A chemist has two alloys of bronze, one that is 12% tin and 88% copper and a second that is 10% tin and 90% copper. If these two alloys are melted and thoroughly mixed together, between what two values are the percent of tin in the mixture? - Bags
If six bags of flour have a mass of 27 kilograms, what will be the mass of 11 bags? - Peter 17
Peter ate 9 ounces of chocolate cake which was 75% of the entire cake. Which expression can be used to find the size of the full cake? - Heat energy
Energy is measured using the unit Joule (J). Temperature is measured using the unit degree Celsius °C). To increase the temperature of 1 liter of water by 1°C, 4200 J of heat energy is required. (a) Kelly wants to increase the temperature of 2 liters of w
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