Simple proportion - math word problems - page 15 of 16
Number of problems found: 320
- Painting rooms
If Daniel paints for three hours daily, he completes it in 7.5 days. How many hours a day would he have to work to finish the job 1.5 days earlier? - Bonbons
Create a mixture of 50 kg of candy for a price of 700 Kč. Candies have prices: 820 Kč, 660 Kč, and 580 Kč. Use cross rule. - Good swimmer
A good swimmer swims 23 m distance with ten shots. How many shots does he swim to an island located at 81 m if he still swims at the same speed? - Sugar
From 3 tons of sugar, beet produced 480 kg of sugar. How many tons of sugar was produced from 17.5 tons of sugar beet? - Diver and pressure
Determine the pressures exposed to a diver without a suit at a depth of 15 meters, with a small space suit at a depth of 25 meters, and a massive suit at 70 meters in water. - Shaft drainage time
The mine foreman calculated that 2 pumps must be in operation for 17.5 hours to drain the shaft. He wanted to speed up the emptying of the shaft and added 3 more identical pumps. How long will it take to empty the shaft? Please also show your calculation. - Pumps
Four identical pumps fill the tank in 40 hours. How many pumps would we have to use if we wanted to save 8 hours? - Pin weight
Fifty pins with the same weight weigh 4.6 grams. How much do 15 pins weigh? - Switzerland - summerjob
Susan and Hannah used to work in a cherry orchard to earn money for a sightseeing trip to Switzerland. They picked 15 trees every day and harvested the entire orchard in 10 days. How long would it take them to harvest the entire orchard if they picked 20 - TV original price
The TV cost € 420 after a 9% discount. How much did he cost before the discount? - Proportion
Write the following proportion: Eight is to 64 as to 2 is to x - Store dimensions
A city plan has a scale of 1:50,000. Determine the actual dimensions of a department store that measures 18 mm in length and 25 mm in width on the plan. - Toothpaste duration
A full tube of toothpaste is enough for one family member for six weeks. How long will three family members last? - Working time
If work is done in 16 days at a 10-hour shift, how many days will it be done at 8-hour shifts? - Tree height
A tree with an unknown height casts a shadow 18 m long at a time, while a two-meter pole casts a shadow of 2.4 m. How tall is the tree? - Seawater salt
By evaporating 15 kg of seawater, we get 517.5 g of salt. How much seawater do we need to obtain 3.45 kg of salt? - Apples
A 2 kg of apples cost a certain sum of money. This sum equals the number of kilograms for which we pay 72 CZK. How much is 1 kg of apples? - Loading car
The car was loaded with 78 boxes weighing 19 kg. If the total weight is the same, how many 25kg boxes can it load? - The chef
The chef has to prepare 60 hundred-gram portions of roasted pork. Since 1 kg of raw meat loses 150 grams by baking, how many kilograms of meat does he have to start roasting? - Painters
Five painters painted the fence for eight days. How many days over will it take to work if they paint the fence with only four decorators?
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