What number is smaller (greater) by 15 than its half?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- 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?
- Unknown number 6
Determine the unknown number, which is by 1.5 greater than its fourth.
Seven times of my age is 8 less than the largest two-digit number. How old I am?
- Mysterious number
The magician thinks the number: "The mysterious number is first divided by minus five, dividing the result by three, multiplying the number by ten, and dividing the resulting number by minus four. This gives result 5. Can you reveal the mysterious number?
- Unknown number 11
That number increased by three equals three times itself?
- A number
A number increased by 7.9 is 8.3
- 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?
- Negative in equation
2x + 3 + 7x = – 24, what is the value of x?
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?
- Tickets 3
A total of 645 tickets were sold for the school play. They were either adult tickets or student tickets. There were 55 fewer student tickets sold than adult tickets. How many adult tickets were sold?
- Grandmother and grandfather
Grandmother baked cakes. Grandfather ate half, then quarter of the rest ate Peter and Paul ate half of rest. For parents left 6 cakes. How many cakes maked the grandmother?
- Find x
Solve: if 2(x-1)=14, then x= (solve an equation with one unknown)
- Simple equation
Solve for x: 3(x + 2) = x - 18
Solve equation with negatives: X/(-5) + 2 = -9
- Equation 29
Solve next equation: 2 ( 2x + 3 ) = 8 ( 1 - x) -5 ( x -2 )
- 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?
Tested student answered correctly on a 4/ 8 questions. Wrong answers was 16. How many questions answered?