Basic operations and concepts - math word problems - page 263 of 332
Number of problems found: 6633
- Hazard game
In the Sportka hazard game, six numbers out of 49 are drawn. What is the probability that we will win: a) second prize (we guess five numbers correctly) b) the third prize (we guess four numbers correctly)? - Red cubes
There are 15 white and several red cubes in the box. The probability of accidentally pulling out a white cube is 20%. How many red cubes are in the box? - Dices throws
What is the probability that the two throws of the dice: a) Six falls even once b) Six will fall at least once - Probability
Two duelists have agreed to meet at a designated location between 6:00 and 7:20. One of them will wait 8 minutes after arriving and then leave. The other will wait for his opponent for 16 minutes and then leave. What is the probability that the duel will - Six horses
How many bags of feed are needed for 6 days for six horses, if 21 bags of feed are needed for 3 days for seven horses? - Machine container filling
Two filling machines fill 250 containers in 2 hours. How many containers will 4 machines fill in 3 hours? - Oil consumption visitors
One liter of oil is enough for mom, dad, and son for 20 days. How many days will it last if 2 guests come to visit? - Lathe part production
Four lathes machine 32 parts in 1 hour. How many parts does 1 lathe produce in 2 hours? - Street plan length
What length will the 120 m long street have on the plan at a scale of 1:1500? - Car travel time
The car will travel 73 km in 1 hour. How long will it take to travel 94 km? - 3 pupils
Three pupils cleaned 10 meters of the stream in 1 hour. How many meters of the stream will clean 18 students in 4 hours? - Worker's performance
Fifteen workers paint a 180 m fence in 3 days. In how many days will nine workers paint a 360 m fence? We assume that each worker has the same, constant, and unchangeable performance. - Assembly parts
Nine machines produce 1,800 parts on nine machines. How many hours will it produce 2 100 parts on seven such machines? - Cyclist
Cyclist drives 5 km in half an hour. How long will you drive in 3 hours? - Connected 3 gears
There are three connected gears. Wheel A has 30 teeth, wheel B has 15 teeth, and wheel C has 20 teeth. How many turns does wheel A make when wheel C turns nine times? a) 6, b) 5, c) 4 d) 8 - Car Fuel Consumption
The car has an average gasoline consumption of 6.5 liters per 100 kilometers. How many kilometers will a full tank with a volume of 52 liters be enough at average consumption? - Workers
A Group of workers washed half of the windows of the building in two hours. How long will it take half the workers to wash all the windows of the building? - Time clock
What are the angles of the hour hand and the minute hand if it is 0:40? - Coolant
The driver filled the car's coolant system with a mixture of 3.9 liters of water and 2.6 liters of antifreeze. In what ratio are these two components mixed? - Efficiency
What is the power output of a kettle 2 kW with an efficiency of 90%?
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