Physical quantity - math word problems - page 141 of 343
Number of problems found: 6854
- Sportsman
A trained athlete can exhale after a deep breath, still 500 ml of air. Normal inhalation and exhalation involve breathing 500 ml of air. Within one minute, one breath and exhaled 14 times. What part of breathing air per day is one exhalation? - Available 7968
Michal is a hare breeder. He knows that seven hares will eat 98 doses of food in 7 days. How many must equal doses of food be available to have enough for six days for five hares? - Required 3504
The milling machine makes the part in 20 minutes. On a better machine, it can make 30 parts in 6 hours. By how much percent will the time required to produce one part on a new machine be reduced? - One deci
Wine 0,375 l costs 2040 CZK. How much does one dl cost? - Education for free
Slovakia circulates a lot of myths, particularly ideas about what must be free. For example - education should be free - children of poor parents should know at least to read and write. Calculate how much a student would have to pay per hour of teaching w - Discount sale
At Christmas Sale, after a 20% discount, the cosmetic package was priced at 5 euros and 60 cents; later, it went to 3 euros and 80 cents. How much percentage is the total discount? - Divers
20-member group of divers carries the air for 15 hours of diving. 4 members of the expedition were sick or weren't coming. How many hours is sufficient air to other divers? - Monica
Monica left Php.900 to Bianca. When Monica asked for it after six months, Bianca decided to give Php.945 instead because she could use the money. What was the interest rate on Monica's money used by Bianca? - Distance 5773
The air distance from the hotel to the castle is 4.4 km. What is the map's scale on which this distance is shown by a line 4 cm long? - Manufacturer 1642
The manufacturer launched the Lenovo Z7-A laptop on the market for 490 euros. After the first month, the company reduced it by 10%, and after the second month, it was reduced by another 5%. How much cheaper could we have bought it two months after launch? - Raised coffee cost
The farmer raised coffee from CZK 31 to CZK 35.50. First, calculate how many CZK crowns it raised and the percentage of the original price (base)—round the result to one-tenth of a crown. - Consumption 6063
The Novak family had an annual sugar consumption of 68.4 kg and decided to reduce it by 5:8 the following year. How much sugar can the Novak family consume in the next year? - Outstanding 5054
I have CZK 6,155, and I need to divide it as a percentage into two outstanding amounts: CZK 12,000 and CZK 35,000. How much money will I send to each of them? Thank you for your answer. - Seed drills
The tractor driver connected two seed drills behind the tractor and sowed 7 ha of grain in 5 hours. How many hectares did he plant in 8 hours the next day if he connected three seed drills? - 100-liter 81334
In the morning, the waiter has 200 glasses with a volume of 0.3 liters and 100 large glasses with a volume of 0.5 liters each. He starts tapping into those glasses from the 100-liter barrel. In the evening, he will have half of the small beers and a fifth - Borrowed 42101
Zuza borrowed a certain amount from the bank, with the proviso that she would return 15,000 euros a year. The annual interest rate was set at 4.5%. How much did Zuza borrow? - Obtained 26101
Bača obtained 2 kg of cheese from 20 liters of milk in the mountain hut. How many grams of cheese can it make from 15 liters of milk? - Contributed 16873
Fero and Robert bet €8 on the result of a football match. Fero contributed €3.60 and Robert the rest. To their surprise, they won €60. How should they divide the collected money fairly? - Contains 5566
100g of yogurt contains 150mg of calcium. How many kg of yogurt would we have to eat to meet the daily dose of calcium 1000mg? - Snowman 3
During the last winter carnival, the local college students built a 30- foot snowman out of 109 tons of snow. How much snow will be needed to build a 36- foot snowman this year?
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