Fractions - practice for 14 year olds - page 12 of 36
Number of problems found: 712
- Equation - inverse
Solve for x: 7: x = 14:1000 - Bag of marbles
In a bag full of marbles, 1/4 of these marbles are green, 1/8 are blue, 1/2 are yellow, and the remaining 26 are white. How many marbles are blue? - Alice
Alice spent 5/11 of her money on a backpack. She has 42 dollars left. How much was her backpack? - Summands 66044
Divide the number 6 into three summands x, y, z so that x: y = 4:3, y: z = 1:2.
- Equation: 3881
What is the solution of the equation: 2^x = 2/64 - Enlarge 66284
We will enlarge the line 8 cm long in the ratio of 7:4. How long in cm will the new line be? - Expression 3811
Determine what y equals in the expression 5^y = 1/25 - Percentage 66564
There are 584 students at the school, 421 of them boys. What percentage of students are girls? - Transport 7668
The coupon allows you to travel by public transport with a 20% discount cost of 300 CZK. If the ticket costs CZK 20, how often do we have to go after buying coupons so we don't lose out on buying coupons?
- Collected 7298
Ema collected 770 kg of waste paper during the school year, while her friend Patrik collected 15% less. During the following school year, Ema collected exactly as much as Patrik did last year, but Patrik managed to collect 15% more than Eme. Which one col - Electricity 77094
The smaller bakery had a long-term contract and purchased one MWh of gas for 36 euros in 2021. After the contract expired, it had to switch to the current spot price and pay up to 196 euros for one MWh. By what percentage did the price of electricity for - 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 - Discounts 2
The local fitness center offers membership discounts for hospital employees. According to the membership brochure, you will receive a discount of 25% on a membership that normally costs $65 per month. How much will you pay for an annual membership if you - Three-quarters 37241
We have two cube-shaped tanks. The first has an edge of 12 dm long, and the second has an edge of 20% longer. By what % more or less water is there in the second tank if the first is three-quarters full and the second three-eighths full?
- Percentage 65844
Mr. Josef sold home-grown potatoes at 79 cents per kilogram. When he had the last 5 kg, he told the customer: collect them all for 3 euros! By what percentage did Mr. Josef reduce the potatoes? - Discounts 64674
The camera was reduced twice, first by one-fifth of the original price and then by a quarter of its new price. After the second discount, the camera cost CZK 8,100. How much did he face before the discounts? - Library visitors
Sixty percent of library visitors borrow detective stories or science fiction and nothing else, one-fifth only classic literature and one-tenth only non-fiction. Other library visitors only borrow poetry. In September, 168 library visitors borrowed classi - Four pupils
Four pupils divided euro 634 so that the second received 30% less than the first, the third 1/5 less than a fourth, and the fourth euro 95 less than the first. How much money had each of them? - Photographs 78034
The book was sold for 225 CZK and was sold out very quickly. The publishing house prepared a reprint and expanded the book with new photographs. The extended version of the book costs CZK 280. By what percentage is the new book more expensive?
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