Numbers - math word problems - page 228 of 307
Number of problems found: 6128
- Contains 66184
Which natural number contains 12 thousand, 15 hundred, 21 tens, and 11 units?
- Library
They packed books in the library. They used 45 cm of wrapping paper per book. Wrapping papers are sold in rolls of 3 meters. How many such roles do they need to wrap 20 books?
- A five-digit
A five-digit odd number has the sum of all digits (digits) five and contains two zeros. If we move each digit in the number one place to the left and move the first digit to the last place, we get a number 20,988 smaller. Find this unknown five-digit numb
- One sixth
How many sixths are two-thirds?
- Pupils
There are 32 pupils in the classroom, and girls are two-thirds more than boys. a) How many percent are more girls than boys? Round the result to a whole percentage. b) How many boys are in the class? c) Find the ratio of boys and girls in the class. Write
- The modulus
Find the modulus of the complex number 2 + 5i
- Determine 8115
The number of blue and green candies is 5:6. and The number of red and green candies is 3:8. Determine the ratio of red and blue candies.
- Summands 6879
Divide the number 111 into three summands so that each is two larger than the previous one.
- One-third 6704
What time is it now that the time that has elapsed since noon is one-third of the time before midnight?
- Representing 5562
The chess group consists of eight boys, representing 40% of all group members. How many girls go to the chess ring?
- MP3 player
Mary plans to buy a new MP3 player for 90 USD. And every month, the amount he saved in the previous month doubles. If she saves 3 USD in the first month, how many months will Mary save enough to buy an MP3 player?
- Czech crowns
Oldrich has one crown. Peter has five crowns coin, a two crown coin, and a one-crown coin. Radek has a twenty-crown banknote, ten banknotes, and a five-crown coin. The boys got one fifty-one crown and one crown coin. How can they share the money fairly wh
- 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?
- Two integers
Two integers, a, and b, have a product of 36. What is the least possible sum of a and b?
- Algebrogram
Solve algebrogram: mama+anna=vari How many solutions are?
- Unknown number 23
Find 2/3 of the unknown number, which is two-thirds of the 99.
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