# Tram lines

Trams of five lines driven at intervals of 5,8,10,12 and 15 minutes. At 12 o'clock come out of the station at the same time. About how many hours again all meet? How many times have earch tram pass for this stop?

Result

t =  2 h
a =  24
b =  15
c =  12
d =  10
e =  8

#### Solution:      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:

Do you want to calculate least common multiple two or more numbers?

## Next similar examples:

1. Ships Red ship begins its circuit every 30 minutes. Blue boat begins its circuit every 45 minutes. Both ships begin their sightseeing circuit in the same place at the same time always at 10:00 o'clock. a / What time does meet boat again? b / How many times a da
2. Pills If it takes 20 minutes to run a batch of 100 pills how many minutes would it take to run a batch of 50 pills
3. Timeage Seven times of my age is 8 less than the largest two-digit number. How old I am?
4. Lcm simple Find least common multiple of this two numbers: 140 175.
5. Temperature increase If the temperature at 9:am is 50 degrees. What is the temperature at 5:00pm if the temperature increases 4 degrees Fahrenheit each hour?
6. Cents no more Janko bought pencils for 35 cents each. Neither he nor the salesperson had small coins just a whole € 1 coin. At least how many pencils had to buy to pay for the whole euros?
7. How old The student who asked how many years he answered: "After 10 years I will be twice as old than as I was four years ago. How old is student?
8. Chocolate I eat 24 chocolate in 10 days. How many chocolate I eat in 15 days at the same pace?
9. 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?
10. Balls groups Karel pulled the balls out of his pocket and divide it into the groups. He could divide them in four, six or seven, and no ball ever left. How little could be a ball?
11. The diagram The diagram is a cone of radius 8cm and height 10cm. The diameter of the base is. ..
12. Disjoint How many elements have union and intersection of two disjoint sets when the first have 1 and secodn 8 elements.
13. Pizza 4 Marcus ate half pizza on monday night. He than ate one third of the remaining pizza on Tuesday. Which of the following expressions show how much pizza marcus ate in total?
14. Withdrawal If I withdrew 2/5 of my total savings and spent 7/10 of that amount. What fraction do I have in left in my savings?
15. Round it 0.728 round to units, tenths, hundredths.
16. Negative in equation 2x + 3 + 7x = – 24, what is the value of x?
17. Decide The rectangle is divided into seven fields. On each box is to write just one of the numbers 1, 2 and 3. Mirek argue that it can be done so that the sum of the two numbers written next to each other was always different. Zuzana (Susan) instead argue that.