All 29 pupils in the class are written in a class by alphabet. The number of pupils enrolled before Paul is three times higher than the number of pupils behind him. Calculate how many pupils are enrolled after Paul.
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:
- Addition of Roman numbers
Added together and write as decimal number: XXXIV + MDCCXII
Determine unknown number if you know that difference between five times and triple of number is 42.
Honza had three cages (black, silver, gold) and three animals (guinea pig, rat and puppy). There was one animal in each cage. The golden cage stood to the left of the black cage. The silver cage stood on the right of the guinea pig cage. The rat was in the
- Apples 3
Julka has 5 apples more than Hugo and four apples less than Annie. Hugo has 17 apples. How many apples has Julka and how Annie?
Solve equation: 4(a-3)=3(2a-5)
- If-then equation
If 5x - 17 = -x + 7, then x =
- Foot in bus
It was 102 people on the bus. 28 girls had two dogs. A 11 girls had one dog. At the next stop seceded 5 dogs (even with their owners). They got two boys together with three dogs. The bus drove one driver. How many foot were in bus?
Francis went to buy ice lollies. If he buy 8 popsicles he missed 4 USD. When he buy 7 popsicles, got back 1 USD. How many USD was a popsicle?
- 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?
- Wire cut
A wire of length 7 m was cut into equal lengths using 4 cuts. How long is each piece?
Daily passes the same track section 8 pairs of trains with average 2400 passagers. How many people average travel in one train?
Daddy is a 46 year old and son is at age of 16. When (which year) was/will daddy 5 times more years than his son?
- Bricks II
3/4 bricks weighs 6 kg and 2/3 bricks. How weighs one whole brick?
- Wood bars
It is 9 bars 14 meters long and 9 bars 11 meters long. How many 5-meter lath is needed to make them?
Several pieces of bread were in the store. Half of them plus a half of bread bought a cookbook. Of the remaining bread, half of it plus half of the bread was bought by Mr. Novák. The last bread was bought by Ms. Small. How many breads were in the store at.
- Bean bag
A student tossed a bean bag. It landed 216 inches away. How many yards are equal to 216 inches?
- Mom and daughter
Mom is 30 years older than the daughter. What is the age difference between them in 35 years?