Algebra - math word problems - page 197 of 303
Number of problems found: 6057
- Car value
The car loses value by 15% every year. Determine a time (in years) when its price will halve. - Half life
Determine the half-life of bismuth, when bismuth weight from the original weight of 32 g was only 2 grams in 242 minutes. - Painters
Fifteen painters painted the fence for 280 minutes. For how many minutes, paint half of this fence with 12 painters? - Kilometers 8386
At 10 a.m., a passenger car left Pardubice toward Chomutov at a speed of 65 km/h. A passenger car drove in the same direction at 10:30 a.m. at an average 75 km/h speed. The distance between Pardubice and Chomutov is 250 km. When will the second car catch - Flowers
The flower has six flowers, and each flower has a number. These are the numbers: 20,40,39,28,8,9. What number will be in the middle of the flower so that the numbers come from the flowers when we subtract and add? - Mr. Fish
Mr. Fish paid 1,080 CZK for the purchase of three Christmas carpets. The difference in weights (in this order) between the first and second carp and between the second and third carp was exactly 80 dag. The price of 1 kg of live carp was 120 CZK. a) Calcu - Digits of age
The product of the digits of Andrew's age six years ago is the same and not equal to 0. Andrew's age is also the youngest possible age with these two conditions. After how many years will the product of the digits of Andrew's age again be the same as toda - Students 84088
The ratio of boys to girls in a class is 3:5. How many students are there in a class if there are 15 girls? - Variations 70724
If we increase the number of elements by 2, the number of variations of the second class without repetition increases by 22. How many elements do we have initially? - Divisible 68644
List all divisible numbers by six and seven that are greater than 79 and less than 91. - Successfully 19213
Of all the complaints submitted, 741 were successfully resolved. These represented 95% of all complaints. How many complaints were there? - Unknown number
15% of the unknown number is 18, less than 21% of the same number. What is the unknown number? - Pupils
There are 27 pupils in the classroom. They can swim 21 and ski nine pupils. Neither swim nor ski three pupils. How many pupils can swim and ski? - Prepared 66494
Benches were prepared around the fire. When seven tourists sit on them, one tourist will sit alone on the last bench. When six of them all sat down, one had to stand. How many tourists were at the campfire if we know there were less than 100, and how many - Craftsman 7263
To make a ladder, the craftsman needs to cut as many rungs of the same length as possible. He is to cut them from two boards, one is 220cm long, and the other is 308cm long. How long will the bars be, and how many will there be? - Following 6367
Uncle Rudolf weaves baskets, which he then sells in the market. On Monday, he knitted 7 baskets; he worked one more every other day than the previous day. How many times more baskets did he knit by the following Monday dinner, compared to the first day, i - The exhibition
The teacher charged 280 CZK for four students' admission to the exhibition. How many students were at the exhibition? Hint: the admission cost is a whole number. - Number 3178
Find a number from which 5% is as many as 7% out of 45. - Percent
Calculate how much % is the number 26.25 less than the number 105. - Grandmother 82543
Michal is saving for a new computer. His parents gave him 130 euros, which was 26 percent of the total amount. He received 20 percent of the price of the computer from his grandmother, and his aunt added another 35 euros. How many euros does Michal still
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