Basic operations and concepts - math word problems - page 123 of 320
Number of problems found: 6399
- Two bricks
One brick weighs 1kg and half a brick. How many kilograms weigh two bricks?
- Girls
The children's competition was attended by 63 girls, which is 30% of all children's participants. How many children attended this competition?
- Suzan
Susan's age will be after 12 years, four times as much as twelve years ago. How old is Susan now?
- Competitors
In the first round of the slalom, 15% of all competitors dropped out, and in the second round, another 10 competitors dropped out. In total, 40% of all competitors dropped out. What was the total number of competitors?
- 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?
- Rajendra
Rajendra, a farmer, had two sons and two daughters. He decided to divide his property among his sons and daughters. So, he wrote a "WILL" about the distribution of his property. According to his "WILL," he desired to give 3/5 of the property to his sons i
- 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.
- 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?
- Percent
Calculate how much % is the number 26.25 less than the number 105.
- A sum 5
A sum of money is to be shared in the ratio 3:5:7. If the smallest share is Php9.00, How much money is shared?
- Make loss
By selling an item 750, a trader made a 25 percent loss. How much loss did the trader make?
- Double of principal
How long will it take for the principal to double at 12.25% annual interest?
- Bikes
Pepa asked Honza how many bikes he had. He replied that he had three-quarters of their total number and another three-quarters of one bike. So, how many cycles does Honza have?
- Profit gain
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:
- Proportion
Write the following proportion: Eight is to 64 as to 2 is to x
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