Equations practice problems - page 68 of 249
Number of problems found: 4965
- Unknown fraction number
Find an unknown number if 2/5 of it is 6.2. - Newspaper weekly sales
From Monday to Friday, 9650 newspapers were sold, on Tuesday 1680 were sold, on Monday 50 more than on Tuesday, on Wednesday the same as on Tuesday and on Thursday 2x more than on Tuesday. How many newspapers were sold on Friday? - Field sowing days
Farmers had to sow 200 hectares of fields. They reduced the planned sowing time by two days while planting 5 hectares more each day than intended. How many days did the sowing last? - In a GP 72+144
In a geometric progression, the sum of the 2nd and 5th terms is 72, and the sum of the 3rd and 6th terms is 144. Find the common ratio, the first term, and the sum of the first six terms. - Apple color basket
There were 15 apples in the basket. There were four fewer red apples than green ones, and a quarter fewer yellow apples than red ones. How many red apples were in the basket? - Juraj monthly pocket
George pays from a monthly pocket quarter for a snack, a fifth for drinks, and a third for technical details for a PC. He saves the remaining 13 euros. What's his monthly pocket money? - Gym age average
There are three times more children in the gym than adults. The average age of adults is 44 years. What is the average age of children if the total average age of everyone in the gym is 20? - Number reduction percent
If you reduce the unknown number by 90, you get 88% of its original value. Specify this unknown number. - Block edge sum
The block has a square base of 36 dm2, and its height is 1/3 of the length of the base edge. Find the sum of the lengths of all edges of a block. - Car meeting time
At 10:00 AM, a car started from place A at a speed of 70 km/h. 0.5 hours later, a car started from the same point at a speed of 100 km/h. What time did they meet? How many kilometers from point A did they travel before they met? - Product discount price
The product was discounted by 15% and the price after the discount is 300 euros. How much did it cost before the deal? - Number percentage smaller
60 is 20% less than what number? - Letter number puzzle
What number is under the letter D if: 88-A = 8 D = C: 10 B + 20 = A 5.B = C - Two-fifths of the money We divided a certain amount of money between three people so that the first got two-fifths of what the second and third combined. The second got twice as much as the first. If the third received €750 less than the first, how much did each receive?
- The salary Pilar spent 3/8 of her monthly salary and had 5,250 left. What is her monthly salary?
- Pears
Boris, Philip, and Martin harvested pears. It took Boris 30 minutes to harvest one full crate, 20 minutes for Philip, and 36 minutes for Martin. Calculate how long it would take them to pick up five full crates together. - Mr Adam Mr. Adam saved € 850. If Mr. Boris had half and a sixth more than he should, they would have the same with Mr. Adam. How many euros has Mr. Boris saved?
- Football match visitors
Women and children have free entry to the Slavia Prague Cup football match in their home environment. The entry fee for men is CZK 85. The ratio of men, women, and children is 12:3:2. A total of CZK 431,460 was collected for tickets. Determine the total n - Block side lengths
The block volume is 1440 cm3, its surface is 792 cm2, and the area of one of its walls is 92 cm². Calculate the lengths of its sides. - The proportion Solve for N in this proportion: 6/5=30/N?
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