Equation + simple proportion - practice problems - last page
Number of problems found: 68
- Apples
A 2 kg of apples costs 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? - The chef
The chef has to prepare 60 hundred-gram portions of roasted pork, and he knows that 1 kg of raw meat loses 150 grams by baking. How many kilograms of meat does he have to start roasting? - Collecting
For the first week of material, collection events are picked up at the school 850 kg of paper and 305 kg of rags, representing 55% of the total collection for 14 days. How many kilograms of secondary raw materials were handed over in total? - Tractors
Six tractors plowed the field for eight days. After two days, two tractors broke down. How many days were prolonged work in the field?
- Water inlets
An Inlet valve with a flow rate of 12 liters per second is filled tank for 72 minutes. How long does it take to fill the full tank if we open one more such valve half an hour after? - Johnny
Johnny bought 28 CZK flowers for mum. He spent 4/7 of the money saved. How much money had he saved? How much money was left him? - Cross-country competition
The cross-country competition was attended by 76% of pupils of class 9B. The class consists of 16 boys, two of whom did not run, and four girls did not run. How many girls go to class 9B? - Radians
Convert 324° to radians. Write the result as a multiple of the number π.
We apologize, but in this category are not a lot of examples.
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