Time - math word problems - page 34 of 158
Number of problems found: 3153
- Distance 80716
What distance did the crane hook travel in 1 min at a constant speed of 15 cm/s? - Traveled 80715
A mass point traveled a distance of 600 m in 2 minutes in uniform motion. How fast was it moving? - Effectiveness 80711
When testing the effectiveness of an electric cooker with data of 220 V, 1200 W, 1 kg of water at a temperature of 15 degrees Celsius was boiled for 8.5 minutes. Calculate the stove efficiency corresponding to these data - Current in the bulb
The bulb is rated 6 V, 0.2 A. Determine the current rating of the bulb. - Resistance 80703 An immersion cooker has a resistance of 30 ohms and is connected to a voltage of 120 V. How much heat is generated in 2 hours?
- Consumption 80702 A current of 500 mA passed through the filament of a light bulb with a resistance of 400 ohms. What is the consumption of a light bulb in 5 hours?
- Resistance 80700
Determine the largest voltage on a resistor with a resistance of 150 ohms if the largest permitted electrical power current in the resistor is 2 W.
- Crossbars 80697
Calculate the length of the middle crossbars in an isosceles triangle if the length of the arm is 52mm and the base height is 48mm - Train 2
A metro train moved between neighboring stations in such a way that it gradually accelerated and in 10 seconds reached a speed of 70 km/h. It then traveled at this speed evenly for 35 seconds. Finally, it slowed down for 15 seconds until it stopped. Draw - Follows 80693
A train travels at a speed of 50 km/h from city A. In 15 minutes, a second train follows him at 20 m/s. We are sitting on the first train. When will the second train catch up with the first? - Production 80661
The production of 4 machines takes a total of 80 hours. They make every machine for the same amount of time. How long does it take to produce 1 machine, 2 machines, or 5 machines? - Grandchildren 80639
The average age of the grandfather, grandmother, and their five grandchildren is 26 years. The average age of the grandchildren themselves is 7 years. Grandma is a year younger than grandpa. How old is grandma? - Two-thirds 80635
The car traveled the first third of the track with a constant speed of v1, the next two-thirds of the way at a constant speed of v2=72km/h, and the average speed of v=36km/h. Find v1. - Acceleration 80626 The car stopped at an initial speed of 90 km/h on a track of 62.5 m. What was its acceleration, and how long did it take to brake the car?
- In the desert
A man wondering in the desert walks 5.7 miles in the direction S 26° W. He then turns 90° and walks 9 miles in the direction N 49° W. At that time, how far is he from his starting point, and what is his bearing from his starting point?
- Inflated
By the time a man decided to buy a house, the cost had inflated by around 8% to £182,000. What was the approximate price before inflation? - Straight 80603
How many hours does it take for the minute hand to travel a straight line and a right angle? - The ratio 9 The ratio of the present age of Raul and Rohit is 5:7. Four years ago, Rohit age is 12 more than Raul's age. Then find their present age.
- Decelerated projectile
A projectile was weighing 20 g shoots at a speed of 800 m/s being dug 100 mm deep into the masonry. How long does it brake in masonry assuming uniformly decelerated motion? - Martha 2 Martha is 26 years old, while her nephew is 18 years old. What is the simplest ratio of Martha's age to her nephew's age?
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