Algebra - math word problems - page 195 of 312
Number of problems found: 6224
- Number ratio
The four numbers are in a ratio of 5:7:4:6. Their difference is equal to -84. Specify these numbers. - Unknown number 5
Daniel thinks of an integer. When he changed this number to a ratio of 2:5, he got the number 2.8. Determine what number Daniel thinks. - Price increase
A 20 percent price increase meant a 90-crown raise. How much cost a product after? - Number identification
The sum of the two numbers is 110. The first number is 900% of the second number. Identify both of these numbers. - Windows and doors
The brothers live in a small house with a garden in Pohádkov. The house has four times more windows than doors. There are a total of 20 windows and doors in the house. How many windows and how many doors? - Bricks II
3/4 bricks weigh 6 kg and 2/3 bricks. How weighs one whole brick? - Three numbers
What are three numbers that have the property: the sum of the first and second numbers' reciprocals is 12/7, the first and third 11/24, and the second and the third 3/8. - School marks
Boris has a total of 22 grades. He has one-third as much ones as threes. He has two twos. How many ones and threes does he have? - Car value
The car loses value by 15% every year. Determine a time (in years) when its price will halve. - Daddy
Daddy is a 46-year-old, and his son is at the age of 16. When (which year) was/will daddy five times more years than his son? - Tram
In the three-part tram went 66 passengers in front of others, 48 after others and in the middle half. How many passengers went on the tram in total? - Chebyshev formula
To estimate the number of primes less than x Chebyshev formula is used: Pi(x) = 1.11 (x)/(ln x). Estimate the number of primes less than 30300537. - Elections
The elections attended a total of 1450 voters. First-day 48 men more than women, the second-day 16 women more than men. How many women attended elections? - Book
The printer used 4201 digits to number the pages of the thick book. How many pages does this book have? - Board Length Combination Problem
Ujo Vilém needs a board 665 cm long. Without which boards cannot such a board be assembled? Find all options. 256 cm 114 cm 204 cm 198 cm 47 cm 87 cm - Ski price
The price of skis increased twice from May to December, always by 20%. In December, the skis cost 1440 SKK. What was the original price in May? - Orchard trees
A total of 18 pears and apple trees grow in the orchard. Pears are two times less than apple trees. How many pears and how many apples? - Nails
A rider decided to buy a good riding horse, whose price was 10 000 €. The seller told him: "I will give you the horse for free. Pay me only for the nails with which the horseshoes are attached. For the first nail in the horseshoe pay me 1 cent, for the se - The tickets
The tickets to the show cost an integer greater than 1. Also, the sum of the price of the children's and adult tickets and their products was the power of the prime number. Find all possible ticket prices. - Twelve
Twelve students work on a week forestry brigade. One hundred spruces will receive x CZK, one hundred pine y CZK. How many receive each student in one day if they planted a total of 25,000 spruces per week and 30,000 pine trees? Express by expression.
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