Whole loaded train weighs 760 tons. It has twenty wagons, each carrying 20 tons of grain and empty weighs 10 tons. How much weight a locomotive?
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:
You want to cut long board into smaller pieces. Carpenter said that one cut of the board into two pieces will cost you 100 cents. But you need to cut the board into 9 parts. How much you pay?
I have 1 euro. How much will I have when you spend it on?
- Company account
The company had an account of EUR 10,000. On Monday it withdraw 3,000 euros and Tuesday 6,000 euros. How much did the euro remain in the account?
Children's grandmother bought two identical toy cars and a doll. Total paid 492 Kč. The doll was 150 Kč. How much money cost 1 toy car?
- How manz
By how many is the product of the numbers 328 and 7 greater than its sum?
- Boys and girls
In the class are 20 boys and 5-times less girls. How many girls are in the classroom? How many all children are in the class?
By how many is the difference of numbers 8 and 34 less than its product?
A line of print on a computer contains 64 characters (letters, spacers or other chars). Find how many characters there are in 7 lines.
7 trees in 5 lines grows in the orchard. How many trees are in the orchard?
Result of the product of the numbers 1, 2, 3, 1, 2, 0 is:
Which number is 17 times larger than the number 6?
Find all multiples of 10 that are larger than 136 and smaller than 214.
- Unknown number 2
I think the number. When he reduces it four times, I'll get 11. What number am I thinking?
- Postal stamps
Jano and Peter exchanged postal stamps. Jano gave Peter 32 stamps of the missile for 8 stamps with turtles. How good was Jano after this exchange (how many he has surplus in exchanged stamps)?
Jitka read on holidays book that has 180 pages. In the first week read 45 pages. In the second week she read 15 pages more than the first week. How many pages left to read it yet?
- Roman numerals 2-
Subtract up the number writtens in Roman numerals. Write the results as a roman numbers.
On the 4-th stop take on 56 and take off 38 passengers. How many were added (write as positive number) or shrunk (write as negative number) the count of passengers?