Basic operations and concepts - math word problems - page 116 of 319
Number of problems found: 6378
- Savings 2411
How many euros does Karol save if 7% of his savings is 70 euros? - School marks
Boris has a total of 22 marks. Ones have three times less than threes. There are two twos. How many have the ones and threes? - A solution
A solution of salt and water has 15% salt by weight. From it, 30 kg evaporated, and the solution now contains 20% salt. Find the original quantity of the solution. - 4 digit number
I am a four-digit number. My thousand period has a first digit, which is thrice the second digit, and the second digit is two more than the third digit. All the rest of the digits are zeros. What number am I? - Calculate
Each of the 30 students speaks either English or German. Three of them speak both languages. Who speak only German are three more than those who speak only English. Calculate using a Venn diagram: Students speak English. Only A students speak English. N s - Lcm = 22 + gcd
The least common multiple of two numbers is 22 more than their greatest common divisor. Find these numbers. - THE FARM
Hens, goats, and three cows grow on the farm. All animals have a total of 19 heads and 56 legs. How many goats live on the farm, and how many hens live on the farm?
- Chocolate and biscuit
Chocolate is twice as expensive as a biscuit. It costs CZK 8 more. How much is chocolate, and how much is a biscuit? - Two integers
Two integers, a, and b, have a product of 36. What is the least possible sum of a and b? - Animals
All without two animals are dogs, all without two are parrots, all without two are cats, and the others are chickens. How many animals of individual species does Ms. Novak take care of? - Algebrogram
Solve algebrogram: mama+anna=vari How many solutions are? - Charles Bridge
From 1900 to 1931, Charles Bridge was 15 times older than Frantův Bridge. How old is the Charles Bridge? - Classroom
There are eighty more girls in the class than boys. Boys are 40 percent, and girls are 60 percent. How many are boys and how many girls? - One and a half chicken
One and a half chicken bears one and a half eggs in one and a half days. How many eggs can withstand from 9 chicken in 9 days? - Radioactivity
After 548 hours decreases, the activity of a radioactive substance to 1/9 of the initial value. What is the half-life of the substance?
- Reducing 8114
By reducing the unknown number by 342, you get 81% of the unknown number. Find this number. - Unknown number 23
Find 2/3 of the unknown number, which is two-thirds of the 99. - Numbers 19743
The two numbers are in a ratio of 4:13, the first of which is 52. Which is the second number? - Determine 3789
Determine x if 52% of x equals 9.1 * 6. - Interventions 83334
The hockey goalie got 6 goals for the match. The success rate of his interventions was 80%. How many shots did he catch per game?
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