Number with ones
The first digit of the number is 1, if we move this digit to the end we get a 3 times higher number, which is the number?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 1 comment:
prima cifra a unui numar este 1 daca mutam aceasta cifra la sfarsit obtinem un numar de 3 ori mai mare care este numarul?
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- Unknown number 11
That number increased by three equals three times itself?
A one-third of unknown number is equal to five times as great as the difference of the same unknown number and number 28. Determine the unknown number.
- Dropped sheets
Three consecutive sheets dropped from the book. The sum of the numbers on the pages of the dropped sheets is 273. What number has the last page of the dropped sheets?
Twenty rabbits are put in 4 cells so that there are different number of rabbits in each cell contains at least 3 rabbits. What is the largest possible number of rabbits in one cell
From the total number of trees in the orchard, there are two-fifths pearls and apples are three eighty. The rest of the trees are 9 ceremonial. How many trees are in the set?
- 15 number
What number is smaller (greater) by 15 than its half?
- Write decimals
Write in the decimal system the short and advanced form of these numbers: a) four thousand seventy-nine b) five hundred and one thousand six hundred and ten c) nine million twenty-six
- Equation 11
Solve equation: ?
Three workers planted 3555 seedlings of tomatoes in one dey. First worked at the standard norm, the second planted 120 seedlings more and the third 135 seedlings more than the first worker. How many seedlings were standard norm?
- Negative in equation
2x + 3 + 7x = – 24, what is the value of x?
- Forest nursery
In the forest nursery after winter, they found that 1/10 stems died out of them. For them, they land 193 new spruces. How many spruces are in the forest nursery?
- Equation 29
Solve next equation: 2 ( 2x + 3 ) = 8 ( 1 - x) -5 ( x -2 )
- Simple equation
Solve for x: 3(x + 2) = x - 18
Find x: x + 1/2 = 1/3
Two thirds of children from the infirmary went on a trip seventh went to bathe and 40 children remained in the gym. How many children were treated in the infirmary?
- Bed time
Tiffany was 5 years old; her week night bedtime grew by ¼ hour each year. If, at age 18, her curfew time is 11pm, what was her bed time when she was 5 years old?
One-eighth of 9th class was interested in studying at a grammar school, at a business academy one sixth, at secondary vocational schools quarter, to SOU one third and the remaining three students were interested in the school of art direction. How many st