Time - math word problems - page 123 of 161
Number of problems found: 3219
- Coefficient 4872
Find out if the triangles ABC and A'B'C' are similar, determine the similarity coefficient and write the similarity: a = 40 mm, b = 48 mm, c = 32 mm a´ = 60 mm, b´ = 50 mm, c´ = 40 mm - Together 4862
Three fairy tales are recorded on the CD. Together they last 69 minutes. The first lasts 21 minutes. The second is 5 minutes away. How long is the longest, and how short is the fairy tale from this CD? - Storm
So far, a storm has traveled 35 miles in 1/2 hour in a direction straight to the observer. If it is 5:00 PM, and the storm is 105 miles away from you, at what time will it reach you? Explain how you solved the problem. - Travel 4858
How long will a 1 km long tunnel take to travel at a speed of 100 km per hour? - Complete 4849
The first sluice empties a complete pond in 45 days. If 2/3 of the pond is drained in 15 days, a second sluice is still needed for ten days. How many days would it empty itself through just the second sluice? - Basic form
Expressed the ratios of values in the basic form: 0,5 t : 1,2 kg 200 l : 0,15 m³ 12 t : 3600 kg 500 kg : 2,5 t 0,9 kg : 500 g 3,6 m : 240 cm 1200 mm : 2,4 m 300 l : 0,3 m³ 6 min 30 s : 900 s - Family
Mom is 42 years old, and her daughters are 13 and 19. After how many years will a mother become as old as her daughter together? - Kangaroo
Kangaroo does ten jumps in 1 minute and then three minutes lie, then will make ten jumps in 1 minute and 3 minutes lie, and so on. Find the shortest time in which a kangaroo does 30 jumps. - Accelerating 4813
When accelerating from 0 to 100 km/h in 9.3 seconds, what distance will the car travel? - Youngest 4808 Peter, Leo, and Ivo are siblings. Peter is three times older than Leo, and Leo is three times younger than Ivo. They are 28 years old together. How many years is the youngest of them?
- Sun rays
If the sun's rays are at an angle of 60°, then the famous Great Pyramid of Egypt (which is now 137.3 meters high) has a 79.3 m long shadow. Calculate the current height of the neighboring Chephren pyramid, whose shadow is measured at the same time at 78.8 - Earth and Sun
Earth is 150 million km away from the Sun. 300,000 km of sunlight travels in 1 second. How long will the light come from the Sun to the Earth? - Family members ages The son, mother, and father are 96 years old. A mother is 23 years older than her son and five years younger than his father. How old is a son?
- Steamer
At 6 hours 40 minutes, the steamer sailed from the port at a speed of 12 km/h. At exactly 10 hours, the motorboat started to sail at 42 km/h. When will the motorboat catch steamer? - Investment of the year
At the beginning of the year, my father invested EUR 1,000 in the bank at an annual interest rate of 3%. How many euros will the bank credit him with the deposit after eight months? (compound interest - from financial mathematics) - Simultaneously 4746
One painter paints the school in 7 days, the other in 6 days. The school had to be painted in 2 days. A third painter was called in, and they all worked simultaneously. In how many days would this third painter paint the school by himself? - Martina 4731 Martina is four years older than her brother. How many years older than a brother will he be in 8 years?
- Workers 4719
Workers unload the wagon in 3 1/2 hours. How much will it land in 2 hours? - Unknown 3rd side
Peter remembered that the sizes of all sides of the triangle, measured in meters, were whole numbers smaller than 10. Two sides were 3m and 5m long. However, he needed to remember the size of the third side. Can you help him? What was the size of the thir - Two aircraft
From the airport will start simultaneously two planes, whose flight tracks are perpendicular to each other. The first flying speed of 680 km/h and the second 840 km/h. Calculate how far the aircraft will fly for half an hour.
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