Time - math word problems - page 14 of 142
Number of problems found: 2827
- Masons
One mason casts 30.8 meters square in 8 hours. How long casts four masons 178 meters square? - Half life
Determine the half-life of bismuth, when bismuth weight from the original weight of 32 g was only 2 grams in 242 minutes. - 5 pumps
Five pumps to pump 3 hours 1600 hl of water. How long pumped the same amount of water from four pumps? - Clock
What time is now if the time elapsed afternoon is 2/10 of time that elapses before midnight? - Center
Calculate the coordinates of the center of gravity T [x, y] of triangle ABC; A[-17,9] B[-26,-19] C[-7,7]. - Train
The train passes part of the line for 95 minutes at a speed of 75 km/h. What speed would you have to go to shorten the driving time of 20 minutes? - Together 6452
A father aged 56 has three sons, 28,22,16. When will a father be as old as his sons together? - Cleaners 81056
Four cleaners will clean the hotel in 15 hours. How long will they clean if, after 8 hours, one gets injured and leaves? - Competitor 78234
The first competitor completed the track in 2h12min11s. How much worse was the other's time of 2h19min3s? - Yesterday 6
Yesterday it was 24°C, and today it is 28°C. By how many degrees has the temperature increased? - Conductor 66234
For how long does a charge of 600 C pass through the conductor at a current of 1 A.? - Younger 62334
Lenka is 12 years old, and her sister Julia is x years old. My mother is 22 years older than Julia, and at the same time, Lenka is three times younger than her mother. How old is Julia? - Contradiction 55571
Use the truth table to evaluate the truth of the compound statement (a) [P ∧ (Q ∨ R)] ⇔ [(P ∧ Q) ∨ (P ∧ R)] (b) ¬(P ⇒ ¬Q) ⇒ (¬P ∧ Q) and decide each time whether it is a tautology or A contradiction. - Minutes 47973
The workers halved the planned break, so it lasted 42 minutes. How many minutes would it take to extend it by only a quarter? - Mountains 42581
Petra spent 1/2 day walking in the mountains. She lost 5/6 of the time in the mountains. What part of the day was Petra lost? - Together 28411
Worker A will dig a trench in 12 days. Worker B will dig a trench in 18 days. How many days will it take them together? - Kilometers 27101
If I drive 30 km in two hours, how many kilometers will I drive in 2.5 hours if I drive at the same speed? - Denominator 16341
Express a fraction in the basic form of what part of the day represents 5 hours and 30 minutes. Write the result in the form of a reader, denominator. - Weighing 12481
A stone weighing 200g falls in a free fall for 3 s. Find its kinetic energy on impact. - Birthday 8033
Adam's birthday is on Monday, and Eva's 66 days later. Which day of the week will it be?
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