Units - math problems

Number of problems found: 4261

  • The charity
    penize Amy will donate up to $460 to charity. The money will be divided between two charities: the city youth fund and the educational growth foundation. Amy would like the amount donated to the educational growth foundation to be at least four times the amount
  • Unit cost
    paper Last Friday, the Math Society sold newspapers to raise money. Each pack weighed 65.5 kg and sold for 281.65 pesos. How much was the cost per kilogram?
  • Salt solution
    Salt-Sodium-Chloride-NaCl Calculate the weight of a 50% salt solution that we prepare from 120 g of salt.
  • Mass fraction
    cukr 2 teaspoons (24 g) of sugar are dissolved in a cup with 500 g of tea. Calculate the weight fraction of sugar in the tea.
  • A plumber
    pipe1 A plumber has the following lengths of PVC: 3.3 ft, 9.77 ft, 8.41 ft, 9.61 ft, 8 ft. What is his average length of PVC
  • Day trip
    tourists A group of tourists went on a day trip. For two hours they walked at a speed of 6 km/h, for another hour they climbed a steep hill at a speed of 2 km/h, spent an hour and a half at lunch, then in an hour they inspected the castle garden at a free step at
  • Tyron
    skola Tyron attended his online class 2 hours a day. He already attend 1 3/4 hours, how many more hours will Tyron attend his class?
  • There
    watertank There is water in the block-shaped tank with dimensions of 3 m 1.5 m 5 m, it occupies 70% of the tank volume. Find the volume of water in the tank (in hl) .
  • Taxes
    penize If you were charged $243 in taxes on a $4,050 purchase, what percent tax were you charged?
  • Denissa
    banan Denissa has 18 9/10 kilos of bananas to sell if she was able to sell 15 ⅗. How many kilos of bananas were left?
  • Sale goods
    sale Sale goods were reduced twice. First by 15% and then by another 20% of the new price. What percentage of the original price was the final price?
  • Alexandra
     rectangular quilt Alexandra made a rectangular quilt the measured 3 1/4. 2 3/4 feet in width. What is the area of the quilt in square feet? Write an equation to solve.
  • Jack decides
    fuel Jack decides to hire a car. The cost 45+20D is dollars where is the number of days Jack hires the car for. If Jack hires the car for 4 days, it will cost? Dollars
  • A diesel car
    fuel A diesel car costs $2599 more than an unleaded petrol car and travels an average of 25,000km per year. Diesel petrol has a consumption rate of 7.4L per 100km and costs $1.39 per litre. Unleaded petrol has a consumption rate of 8.5L per 100km and costs $1.
  • A rectangle 7
    rectangles A rectangle that has been split into 24 parts, set in 4 rows of 6 parts each. The parts in the top 3 rows have been shaded blue. The parts in the left 5 columns have been shaded purple. The first 5 parts in the top 3 rows are striped to show they are shad
  • Millilitres
    fuel A 30 millilitre bottle of special fluid costs $50. How much does one millilitre of this fluid cost?
  • Parallogram
    tiles2 The Parallelogram base is 24 cm and high 10 cm. How many are such tiles required to cover a floor of area 1080m2?
  • Insurance 2
    house A house that is valued at 255,000 euros has been insured for 224,000 euro. At what percent has it been insured?
  • Calculate 20
    angles Calculate the sum of 1/5 of a right angle and 3/4 of a right angle and 3/4 of a straight angle
  • A PVC pipe
    meter A PVC pipe 12 feet long is to be cut into 1 1/2 foot pieces.  How many pieces can a plumber get out of this length pipe?

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