Simple proportion - math word problems - page 11 of 16
Number of problems found: 312
- Pumps
After the floods, four equally powerful pumps exhausted water from the flooded cellar in 6 hours. How many hours would it take to drain out with three equally powerful pumps? - Five inlets
The tank can be filled with five equally powerful inlets. If four inlets fill the tank, it takes 30 minutes to fill one-third of the tank. How many minutes does it take to fill an empty tank if it is filled with all five inlets? - Sugar production
From 1 ton of beet, 150 kg of sugar is produced. 450 kg of lime is consumed to clean 1 ton of sugar. Calculate how many kgs of lime are consumed when processing 1 ton of sugar beet. - Inlet and outlet
The pool has a capacity of 50 hl. The inlet pipe flows in 1 minute 1.25 hl, and the waste pipe outlet drains the full pool in 50 minutes. How long will it take to empty the entire pool when both the inlet and outlet are opened simultaneously?
- Two bricks
One brick weighs 1kg and half a brick. How many kilograms weigh two bricks? - Bicycle gear
The pedal bicycle wheel has 56 teeth and a rear 20-gear tooth. How many times does the bicycle wheel turn when you make 20 turns of the pedal wheel? - Apples
The school kitchen bought 36 kg apples for 12 CZK/kg. How many kilograms of apples 1/4 cheaper can they buy for the same money? - Proportion 2
A car can travel 210 km in 3 hours. How far can it travel in 5 hours? But what kind of proportion is this? Show your solution. - Supermarket
In a local supermarket, 3/5 kilograms of octopus cost 156.00. How much do 4 kilograms of octopus cost?
- Gold inheritance
The king divided the inheritance with his three sons in 7:6:4. Two of them received 286,000 gold. How much does each of the sons get? - Book reading
If we read the book at a speed of 15 pages a day, we read it three days before we read it at a speed of 10 pages per day. If I read six pages per day, how many days will I read the book? - Section 6538
The tourist section planted 145 trees in the spring, which is 15% more than planned. How many trees did they plan to grow? - Tank 11
When 150 liters have been drawn from a tank, it is 3/8 full. How many liters will the tank hold? - Reading every day Alena calculated that reading ten pages of the book every day would take her 18 days. However, a week later, she decided to read 11 pages every day. How many days did it take her to read the book?
- Part-time 6476
Specify x - the number of hours if Three part-time workers, 5 hours a day, plant 900 trees. How many hours a day do two part-time workers have to work to plant 480 trees? - Apple juice
From 7 kg of apples, we get 3 liters of apple juice. How many liters of juice do we get from 42 kilograms of apples? - Part-timers 6344 Certain work was to be done by 21 workers during an eight-hour workday, due in 12 days. After five days, temporary workers came to their aid. They all worked together for 7 hours a day and finished the job in 6 days. How many part-timers were there?
- Two brothers
The two brothers were to be divided according to the will of land at an area of 1ha 86a 30m² in a ratio of 5:4. How many will everyone get? - Granite sidewalk
On the sidewalk, 3 m wide and 8 m long, 2 m³ of mosaic stone (granite cubes) was used. The master of tiles had to pave the sidewalk 2.5 m wide and 65 m long. How much m³ of the stone does it consume?
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