Time + multiplication - examples
Kangaroo do 10 jumps in 1 minute and then three minutes lie , then will make 10 jumps in 1 minute and 3 minutes lie, and so on. Find the shortest time in which kangaroo do 30 jumps.
A cyclist passes 88 km in 4 hours. How many kilometers he pass in 8 hours?
Calculate how many hours take holidays, if take 1 weeks.
55 weeks is equal to how many days?
A man drinks a barrel of water for 31 days, woman for 58 days, for how many days they drink barrel together?
How many hours is 5 days?
Cyclist goes on a trip. First, drove 3 hours average speed 42 kilometers per hour, then slowed down and another 2 hours driving a speed 39 kilometers per hour. How many total kilometers cycling?
Write time in minutes rounded to one decimal place: 1 h 42 m 22 s.
If an airplane flies 730 km/h for 2.2 h, how far does it travel?
- Daily average
Calculate the average temperature during the day, when 14 hours was 20 °C and 10 hours was 15 °C.
6 pump fills the tank for 3 and a half days. How long will fill the tank 7 equally powerful pumps?
- Forestry workers
In the forest is employed 63 laborers planting trees in nurseries. For 11 hour work day would end job in 43 days. After 14 days, 22 laborers go forth. How many days is needed to complete a planting trees in nurseries by others, if they will work 15 hours
Calculate how many average minutes a year is the web server is unavailable, the availability is 99.99%.
- Bus vs. train
Bus started from point A 25 minutes before the train started from the same place. The bus went an average speed of 41 km/h, train 67 km/h. To point B train and bus arrived simultaneously. Calculate time of train journey, if train and bus travelled the.
- Motion problem
From Bratislavy to Martina go car at speed 83 km/h. From Martina to Bratislavy go another car at speed 62 km/h. How many minutes before the meeting will be cars 21 km away?
Calculate how much of the school year (202 days long) take Christmas holidays 16 days long. Expressed as a decimal number and as a percentage.
- Racing track
On the racing track circling three cars. The first passes one circuit for 8 seconds, the second for 16 seconds and a third for 15 seconds. a) Calculate number of seconds since the start to catch all three cars together for the first time again across the.
The monthly fee for the phone is 12 USD and for phone unit 0.07 USD. How much family pay phone in the first quarter Q1, if on January 1 had on the counter 97721 units and on April 1 98115 units.
- Money borrow
Ms. Kate wants to borrow € 2,000. The company A will borrow ten installments of 240 euros and the first two months does not pay anything. Company B it their position in 12 installments of € 210. Which company has the more favorable interest rate for Ms. K
- Pension or fraud
Imagine that your entire working life working honestly and pay taxes and to Social Insurance (in Slovakia). You have a gross wage 910 Euros, you pay social insurance (you and your employer) monthly € 319 during 43 years and your retirement is 410 Eur.