Algebra - math word problems - page 250 of 303
Number of problems found: 6048
- Average height
The average height of all pupils is 162 cm. The class teacher's height is 178 cm. The average height of all (teacher and all pupils) is 163 cm. Calculate the number of pupils in the class. - Exponential 8360
Solve the exponential equation: 8 raised to x = 40 - Accommodations 20393
Anna and Elsa are going skiing in the Alps for the weekend and have agreed to split the costs equally. Anna paid a total of 96 euros for both accommodations in the mountain hotel, and Elza bought 118 euros for both ski passes to the cable cars. How many e - Workers 3291
The broad workers will do the job in 22.5 days. How many workers still need to be hired to do the job seven days earlier? - Between terminals
Between terminals of a 220V resistor. A current of 220mA flows through the resistor. Determine the current that flows through the resistor if we connect it to the terminal of a 24 V voltage source. - Simultaneously 81403
Cars left two places 520 km apart simultaneously at speeds of 30 km/h and 50 km/h. Where and when will they meet? - Completed 60913
The daughter needs 12 hours to clean up after the painters. The mother could do the same cleaning in 8 hours. How long will it take to clean up after the painters if the mother starts work only after the daughter has completed 2 hours? - Bottles 31621
We filled 90 liters of must into bottles, some with a volume of 1 liter and some with a volume of 1.5 liters. Thus, we have a total of 70 bottles of must. How many bottles of each species did we fill? - Roofers 20413
Three roofers put the roofing on the roof in 8 days. How long will it take to get two more after three days? - Simultaneously 12951
They have a swimming pool in the schoolyard. The smaller pump fills in 7.5 hours, the medium in 5 hours, and the large in 3 hours. How many hours will it take if all three are turned on simultaneously? - Wrench 7152
We used a force of 85 N to loosen the nut when using a 20 cm long wrench. How much force do we use to loosen the nut when using a 10 cm long wrench? - Acceleration 7149
The body went through a uniformly accelerated path of 30 m in 10 seconds while its speed increased five times. Find the initial speed and acceleration. - The tank
The tank had nine inflows to be filled in 21 days. After nine days, three inflows shut down. How many days did the remaining six tributaries fill the tank? - Complete 5584
The two workers dug together for 6 hours. The first worker would do the work himself in 14 hours. How long would it take for the second worker to complete the task? - In an electrical 3
In an electrical circuit, we have R1=4000 Ohms, R2=8000 Ohms, and R3=6000 Ohms connected in series. The power supply has a voltage of 100 V. Calculate the voltage values across R1, R2, and R3. - Digging
The first worker would dig a trench in 6 hours. For the second, the same work would take 4 hours. How long did it take for the trench to be dug if they worked together? - Two machines
The first machine can produce parts in 24 hours, and the second can produce parts in 16 hours. The first started working at 6:00 p.m., and the second at 10:00 a.m. At what hour were all the parts made? - Construction of the road
Six trucks are supposed to be transported for 18 days to construct the road dam. After three days, the transport company sent two more cars to the construction site. How long will it take to carry the material? - Free fall
How long does the stone fall freely into a depth of 80m? What speed will it hit the bottom of the abyss? - Distance runner
Distance runners have already climbed three-fifths of the total route. Thus passed 90 km. How many km does he have to stop? How long is his route?
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