Fractions + mass - math problems

Number of problems found: 43

  • Empty and full
    vaha2 An empty can has a mass of 1/6 lb. When it is filled with sand, it has a mass of 7/12 lb. Find the mass of the sand in the can?
  • Carbon dioxide
    co2 Calculate how many grams of oxygen are in 50 g of carbon dioxide CO2. Relative atomic mass of oxygen is 16 and of carbon is 12.
  • Pounds
    jablka_8 3 pounds subtract 1/3 of a pound.
  • 3 children
    cukr_2 3 children had to divide 4 pounds is candy. How much candy did each child get?
  • Supermarket
    vaha_17 In a local supermarket, 3/5 kilograms of squid cost 156.00. How do 4 kilograms of squid cost?
  • Coal mine
    coal_5 The monthly plan of 17,000 tons of coal exceeded the mine by 1/25. How many tonnes of coal have been harvested from the mine above plan?
  • Brick weight
    bricks_2 Half the weight of a brick plus 20 pounds is equal to 1/3 the weight of the brick plus 30 pounds. How much does the brick weigh?
  • A jewelry
    gold A jewelry store has 20 grams of gold. If a pair of earrings need 1/4 gram of gold, how many grams are not used?
  • Brownies
    cukr Mrs. Merritt made brownies, the recipe had to be cut in 1/2. The recipe called for 2 5/8 cups of sugar. How much sugar did she use?
  • Cargo load
    truck_5 How many products weighing 12.5 kg can be loaded on a cargo car with a load of 1.5 t to load two-thirds?
  • Salad
    salát We need two tenths kg of a carrot, one tenth of peas and three tenths of of tomatoes to make salad. Express the fraction of the weight of the vegetables to be salad. Convert the result to grams.
  • Brass
    brass Brass is an alloy of copper and zinc in a ratio of 3: 2. How many grams does a component that required 270 g of copper weigh?
  • Kilo candy
    bonbons_11 One kilogram of chocolate candy cost 10 euros. Kate buys 250 grams and had the 8 pack of candy. How much does cost one bonbon?
  • Tilapia
    tilapia_1 A fish vendor sells 5/7 kilos of tilapia for 73.50. If you will buy 2 1/7 kilos of tilapia, how much will it cost?
  • Bucket
    watertank_4 The bucket half filled with water weighs 5.55 kg, the full bucket weighs 9.85 kg. How much does the bucket weigh?
  • Brick
    balance_scale Isosceles scale has on one side all brick and second weight 1 kg and 1/4 of brick. The balance is in equilibrium. What is the weight of a brick?
  • Tare
    camion Gross weight of shipment is 6927 kg and its tare is 7%. Calculate the net weight of the shipment.
  • Milk2cheese
    cheese From 40 liters of milk is produced 8 kg of cheese how many liters of milk are needed to produce 2 kg of cheese?
  • Colored blocks
    vaha2_1 Tucker and his classmates placed colored blocks on a scale during a science lab. The brown block weighed 8.94 pounds and the red block weighed 1.87 pounds. How much more did the brown block weigh than the red block?
  • The fish
    fish The fish vendor sells 5/7 kilos of bangus for Php 72.50. If you will buy 2 1/2 kilos of bangus, how much will cost?

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