Equations practice problems - page 155 of 236
Number of problems found: 4717
- Multiplied 5860
Which number, in the form of a fraction, needs to be multiplied by 40 to get a 6% smaller number? - Applications 5859
2600 pupils applied for admission interviews, which was 130% of the expected number. How many applications were expected? - Harvesters 5853
One combine harvester harvests a wheat field in 12 hours, and another combine harvester in 16 hours. How long does the same field harvest the third combine harvester alone if all three harvesters harvest the wheat field in 2 hours? - apricots 5852
There are 360 apricots in one box and fewer in the other. When I transfer 50 apricots from the first to the second box, the number will be the same in both boxes. How many apricots were in the second box in the beginning? - Triangle 5851
In a triangle, the first angle is half the second angle, and the third angle is the third of the first angle. How big are the angles in a triangle, and what is the type of triangle? - Discounted 5850
The T-shirts were discounted by 30%, so the three T-shirts cost only CZK 50 more after the discount than the two T-shirts cost before the discount. How much did one T-shirt cost before the deal? - Difference 5847
I reduced the unknown number by five and multiplied the result difference by three. Finally, I increase the resulting product by six and get the least common multiple of the numbers 3 and 8. Calculate the unknown number.
- Daffodils 5846
There are 20 more tulips than daffodils in the garden. How many tulips bloom in the garden when there are 70 flowers? - Grandmother
Michael's grandmother raises chickens and rabbits. Michael calculated that they have a total of 20 heads and 64 legs. How many animals does Grandma keep? - Temperature 2
Sunday's high temperature was 3 degrees higher than Saturday's. The temperature fell 5 degrees on Monday, then rose 7 degrees on Tuesday and four more on Wednesday. Then it fell 17 degrees to a record low of 31 on Thursday. What was the temperature on Sat - Together
Grandfather, father, and son are carpenters. They decided to make a wardrobe. Father produces it for 12 hours, his son for 15 hours, and grandfather for 10 hours. How long will they make it together? - Breads
Several pieces of bread were in the store. Half of them, plus half of the bread, bought a cookbook. Half of the remaining bread, plus half of the bread, was bought by Mr. Novák. Ms. Small bought the last bread. How many breads were in the store at the beg - Bamboo
At a certain height, the wind broke the bamboo high 32 feet, so the bamboo top reached the ground at a distance of 16 feet from the trunk. At what height from the ground was the bamboo broken? - In and out
The empty tank is filled in 12 minutes and empty in 16 minutes. If we forget to close the drain, how long does it take to fill? The tank has 1000 liters of volume. - Cyclists 5827
Cyclists ran 3/7 of the total length during the race and had 80.5 km to finish. How long is the race?
- Branches 5825
Parrots, a few of them flew around and sat down anyway. 3 on the dog's back. There are 29 parrots. There were 9 more sitting than flying. 6 more sat on the branches than on the grass. How many parrots were still flying? How many were sitting on the branch - Orchard
Three-fifths of the orchard are apple trees, and one-third of the trees are cherries. The remaining five trees are pears. How many trees are in the orchard? - Increases 5807
7.18% of the wood mass increases in the forest every year. How many years will the timber double with a steady annual increase? - Tea mixture
Of the two sorts of tea for 180 CZK/kg and 240 CZK/kg, we make a mixture of 12 kg that we should prepare for 200 CZK / kg. How many kilos of each sort of tea will we need to be mixed? - Parking 5800
There are 56 red and blue cars in the parking lot. Red is seven times less than blue. How many blue cars are there?
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