Equation + natural numbers - practice problems
Number of problems found: 168
- Peter and Martin
Peter and Martin played by 67 balls. After the game, Peter had 9 more balls than Martin. How many balls did Martin win? Solve the help of the equation.
- 4 digit number
I am a 4 digit number. my thousand period has a first digit which is thrice the second digit, the second digit is two more than the third digit, all the rest of the digits are zeros. What number am i?
- Three dices
What is the probability that the sum of points 14 will be a roll of three dice (B, M, Z)?
- Three cottages
141 guests are accommodated in 3 cottages. In the second cottage there are 8 guests more than in the first cottage and in the third cottage there are 14 guests more than in the second cottage. Find out how many guests are staying in the first cottage.
Thrice a number increased by twenty is four times the number decreased by fifteen. Find this number.
- Production plan
The annual production plan was exceeded by 2%. If production was higher by 300 products, the plan would be exceeded by 5%. What was the annual production plan?
- 1/4 of
1/4 of the school's pupils have honors, of which 1/5 have all marks one. How many pupils does the school have if it boasted 12 children with only one?
Martina is solving the equation 4x - 11 = 2x + 391. Here are the first steps of her solution. 4x - 11 = 2x + 391 2x - 11 = 391 2x = 402 What did Martina do to get 2x - 11 = 391?
Marshall earns a salary of 36,000 in each year and he receives a $4000 raise Jim and the salary of 51,000 each year and he receives a 1500 rays how many years will it take before Marshall and Jim are in the same salary
- Two numbers
One number is by 79 larger than the other. If we divide the larger number by the smaller one, we get the ratio 5 and the remainder 11. Determine both numbers.
- Three integers
Three consecutive integers add up to 51. what are these integers?
- A class IV.C
In a class 2/5 were boys. 30 were girls. How many more girls than boys are there?
- Six times
6 times a number has 2 subtracted from it. The result it thrilled . the answer is the same if you add 6 to twice the number and multiply the result by 2
- Quotient and subtraction
Sixteen minus the quotient of 12 and what number is thirteen?
- The ratio 3
The ratio of male pupils to female pupils in Gymnasium is 7:9. If there are 512 pupils, how many pupils are male?
- Jigsaw puzzle
Krista has used 4/5 of the pieces in his jigsaw puzzle. He has used 120 pieces. How many pieces are in the whole puzzle?
- Boys and girls 8
In a class of 35 boys and girls that has a ratio of 2:5, 5 boys are absent and 5 boys are present. How many students are present?
Marilyn has a fish tank that contains 39 fish. There are 5 goldfish and f other fish. Enter an equation, using f as your variable, to represent the situation.
- Boats 2
Three quarters of the boats in the marina are white 4/7 of the remaining boats are blue, rest are red if there are 9 red boats. How many boats are in the marina?
- Five number code
I have a 5 digit code on the bag that I forgot. All I remember is that it was a symmetric number and the sum of its digits was 22. Write all the numbers that can be a code. .
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation? Equations practice problems. Natural numbers - practice problems.