Equations practice problems - page 66 of 242
Number of problems found: 4827
- A beauty
A beauty supply company has 53 liters of 5% hydrogen peroxide solution on hand and a nearly limitless amount of a solution containing 35% hydrogen peroxide. How many liters of the 35% hydrogen peroxide solution should the company add to the 5% hydrogen pe - Company employee percentage
The company employs 20% more women than men and 240 women. How many employees are there? - Worker addition hours Six workers will do the work in 8 hours. How many workers must be added if the work is to be completed in 3 hours?
- Line ratio division
The line is divided into two parts in a ratio of 4:7. The difference in lengths of individual parts is 18 cm. What is the length of the line in cm? - Poultry farm geese
Together, they keep 110 poultry (hens, turkeys, ducks, and geese) on the farm. Hens represent half. There are ten turkeys and seven ducks, more than geese. How many geese are kept on the farm? - Represented
The children of 5A wrote a math test. The class had 29 children. After evaluation, there were two more units than cents, the mark 3 occurred three times, the mark 2 represented twice the number of units, the mark 4 did not occur. How many ones, twos, thre - Cube building blocks
Little Pavel was assembling building blocks (a cube is shaped like a cube). He wanted to build a big cube. However, he had 75 dice left, so he increased the edge by one die. Then he was missing 16 dice. How many cubes did he have in the kit? - Horse head legs
A herd of horses grazes in the meadow. They have 78 legs more than their heads. How many horses are in the herd? - 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 GP, the sum of the 2nd and fifth terms is 72, and the sum of the 3rd and 6th terms is 144. Find the common ratio, find the first term, and find 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 reds than red ones. How many red apples were in the basket? - Juraj monthly pocket
Juraj 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
From which number is the number 60 20% smaller?
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