Equations practice problems - page 164 of 250
Number of problems found: 4997
- Banana distribution
The children shared 48 bananas on the trip. Some children took 1 banana each, 6 children took 2 bananas each, and last, Anna was the only one who did not take even 1 banana. How many children were on the trip? - Wood Mass Doubling Time
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? - Red Blue Cars Count
There are 56 red and blue cars in the parking lot. Red is seven times less than blue. How many blue cars are there? - Tractors
Two tractors plow the field for 4 hours together. If the first tractor plowed half of the field and then the second tractor completed the job, it would take 9 hours. How many hours does the field plow for each tractor separately? - Paper Collection Weight
Kamil and Kamila brought a total of 140 kg of paper. Kamila weighed 30 kilograms less than Kamil. How much Kamil brought, and how much was Kamila? - Right-angled triangle
Determine the area of a right triangle whose side lengths form successive members of an arithmetic progression, and the radius of the circle described by the triangle is 5 cm. - Three Groups Work Shifts
A group of fitters installed the cable line in 9 changes, and the second group completed the same task in 1/3 less time. How many shifts would the third group do the same work if, with all three groups working together, the assembly took 2 shifts? - Trees
The total number of trees in the orchard is two-fifths of pearls and apples are three eighty. The rest of the trees are nine ceremonial. How many trees are in the set? - Loan Repayment with Interest
Calculate how long it will take the Šetrný family to repay the loan if, after the first year, they paid €1350 in interest and the loan's interest rate was 6% p.a. They will repay the loan to the bank for €3,000 each year, and the bank will only add intere - Brick weight
The brick weighs 1 kg and a half bricks. How much does a brick weigh? - Four chocolates
Marek wanted to buy four chocolates but was short of 30 cents. So he bought three chocolates and chewing gum for twenty cents, and he still had 70 cents left. How much did the chocolate cost? How much did Marek have? - Basketball Shooting Success
The boy was practicing shooting at the basket. Out of the first 12 attempts, he missed 9 times. He was successful in all other attempts except a single penultimate throw. He thus achieved exactly half the success rate (he hit the basket in half of the att - Anthill
Agent 007 was observing movement in an anthill. He noted in his secret notes that in the morning there were 1,317 ants in the anthill. During the day: a ants left, then b ants returned, then 2a ants left and c ants arrived. Then x ants stung the agent, so - Dried fruit
The manufacturer produces a mixture of dried fruit. He purchased: 10 kg pineapple for 200 Kc/kg 2 kg papaya for 180 kc/kg 1 kg of banana for 400 Kc/kg How many kgs of raisin for 80 Kc/kg must be put into the mix by the manufacturer so that the production - Motion of cars
The route from Zlín to Liberec via Olomouc and Hradec Králové measures s = 300 km. a) Mr. Horák set out from Zlín at time tH = 16:00 h with a truck at an average speed of vH = 40 km/h. At time tN = 17:30 h, Mr. Novák set out after him by car with an avera - Boys and Girls in Class
The class has 24 pupils, with 40% fewer boys than girls. How many boys and girls are in the class? - Class alphabet
All 29 pupils in the class are written in a class alphabet. The number of pupils enrolled before Paul is three times higher than those behind him. Calculate how many pupils are enrolled after Paul. - Finding a Number
I think the number if I assign 8 (add) to it and divide the result by two, I get a number 46 less than the number, I guess. What number do I think? - Vehicle speed
An accompanying vehicle set off behind the car with an oversized load moving at a speed of 16 km/h in 2.5 hours, which must reach it in 45 minutes. What speed does he have to go?
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