Time - practice for 13 year olds - page 20 of 65
Number of problems found: 1289
- Lucka
Lucka reads a thrilling novel about the holidays. If she read 16 pages daily instead of 14, she would read the book one day earlier. How many pages does the novel have in total? - The bricklayer
The bricklayer built a six-meter base of the fence in 3 hours. How long does it take to build a 14 m long base? - Workers 54253
Four workers packed the goods with the same output in 6 hours. In how many hours would five workers do the same job? Express it in hours and minutes. - A diesel car
A diesel car costs $2599 more than an unleaded petrol car and travels an average of 25,000km per year. Diesel petrol has a consumption rate of 7.4L per 100km and costs $1.39 per liter. Unleaded gasoline has a consumption rate of 8.5L per 100km and costs $
- Oversized 53431
Behind the vehicle with an oversized load, which moves at an average speed of 16 km/h, they sent a second escort vehicle 2.5 hours later, which travels at an average speed of 70 km/h. At what time and at what distance does this vehicle reach the oversized - Cost structure
You are currently trying to decide between two cost structures for your business: one with a greater proportion of short-term fixed costs and another more heavily weighted to variable costs. Estimated revenue and cost data for each alternative are as foll - Golf ball
When a golf ball is hit with two iron, it rotates at a rate of 8 1/3 times/second. How many times does this ball rotate if it is airborne for 7 1/3 seconds? - The printer
A total of 6 pieces of book covers were printed in 0.12 hours. Each piece of the book cover was published in equal time. Calculate the time, in hours, to print 30 book covers. - Bay Area
Bay Area Rental Cars charges $14 a day and $0.12 per mile for renting a car. You rented a car for four days and drove 475 miles. Find the total cost of renting the car.
- Josh works
Josh works mowing lawns and babysitting. He earns $7.20 an hour for mowing and $6.80 an hour for babysitting. How much will he earn for 1 hour of mowing and 6 hours of babysitting? - The spinner
The spinner below is spun 12 times. It landed on I 4 times, II 7 times, and III 1 time. What is the difference between the experimental and theoretical probabilities of landing on the II? - Limousine rent
Hana rented a limousine for prom. There was a one-time charge of $100 plus an hourly rate of $45. Her total cost for the night was $347.50. How many hours did Hana rent the limo for? - Run 9
Every time Colin runs, he runs 3/4 of a mile. Whenever Isabel runs, she runs 1/4 of a mile. If Colin runs two times a week, how many times must Isabel run to cover the same distance as Colin? - Expression money per time
You started this year with $196 saved, and you continue to save an additional $19 per month. Write an algebraic expression to represent the total amount of money saved after m months.
- The total
The total length of a road trip was 18.9 hours. If highway signs are posted every 0.7 hours, including one at the end of the road trip, how many highway signs will there be on the road trip? - Maria 2
Maria is seven years older than her brother Robert, and in 2 years, her age will be four times Robert's age three years ago. Find their present ages. - The temperature 13
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C? - The temperature 12
The temperature of a liquid was 25°C before being warmed at a rate of 10°C per minute for 5 minutes. It was then cooled at 3.5°C per minute for 6 minutes. What was the temperature of the liquid after cooling? - Volume per time 2
Benjamin drinks tea at an incredible rate. He drinks 3 1/2 liters of tea every 2/3 of an hour. Ben drinks tea at a constant rate. How much does he drink in one hour?
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