Equations practice problems - page 64 of 251
Number of problems found: 5001
- Skate discount price
Skates have fallen by 36% after the winter season on sale. Their price after the discount was 48 euros. What was the original price? - Temperature linear fit
At 2:00 a.m., the temperature was -7 °F. At noon the temperature was 18 °F. What expression represents the increase in temperature? - Number fraction puzzle
Find a number whose two-thirds are two less than its three-quarters. - Divisor remainder proportion
Calculate the divisor; if the divisor is 895, the proportion is 40, and the remainder is 15. - Employee reward percentage
The employee received an extraordinary reward of 320 euros, 8% of his monthly salary in September. What is his monthly salary? - Grade commute students
50% of 9th graders of our Bratislava school are non-Bratislava pupils. One-third of them commute by bus, a fifth by bike, and seven pupils walk. How many students are in the 9th grade? - Cashews + beetroots
The lady sells nuts. It has two mixtures of nuts (cashews/beetroots) in a ratio of 2:1 and 1:3 (cashews and peanuts). Determine the ratio to mix both mixtures so that the ratio of cashews/beetroot in the resulting mixture is 1:2. (Please provide a certifi - Rectangle perimeter construction
We have to construct a rectangle with a circumference of 30 decimetres. The rectangle has sides of whole decimetres. How many different rectangles can we make? - A town
A town has a population of 18000 and grows by 2% every year. What will be the population after 11 years, to the nearest whole number? - Children carnival tickets
A carnival is organized in the village. The ratio of the price of one child ticket to the price of one adult ticket is 3:4 (in that order). Two children's tickets and three tickets for an adult cost a total of 270 Sk. How much will 2 adults and 3 children - Number difference multiplication
To get their sum, what number must you multiply the difference between 3.5 and 11/4? - Students The 7th grade has 195 students. There are 25 more girls than boys in the grade. How many more boys are in the 7th grade?
- Mason shift sickness
Six masons of equal performance were able to plaster the walls of the new garages in 18 shifts. After 4 shifts of joint plastering, 2 got sick. a) In how many more shifts did the masons complete the said plastering? b) In how many shifts was the assigned - Natural number expression
Find the largest natural number n for which the expression value (37-2n) / 3 equals the natural number. - Cleaner hours extension The department store originally employed 8 cleaners for reduced working hours of 4 hours a day. When two of them terminated their employment, 6 cleaners agreed to extend their original daily working hours. Specify its length in hours and minutes.
- Eighth ninth graders The number of eighth graders in primary school is 80 percent of the number of ninth graders. There are 54 eighths and ninths. How many ninth-graders go to this school?
- Marbles 3
Paisley has a bag of 16 green, orange, and yellow marbles. If there are eight green marbles, how many marbles have to be yellow for P(yellow) = 1/4? - MP3 player
Mary plans to buy a new MP3 player for 90 USD. And every month, the amount he saved in the previous month doubles. If she saves 3 USD in the first month, how many months will Mary save enough to buy an MP3 player? - Chocolate candy ratio
I have a box that contains white, milk, and dark chocolate candies. The ratio of white to milk candies is 3:4. The ratio of white to dark candies is 4:3. The least amount of candies in the box if the conditions of the ratio of candies are met. - Combinations equation
C(2, 8) + C(3, 4) =
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