Basic operations and concepts - math word problems - page 121 of 324
Number of problems found: 6465
- 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? - House floor ratio
The house has two floors. Men and women live on each floor in such a number that their ratio is 3:2 on each floor. Five more people live on the second floor than on the first floor. How many women live on the second floor? - Peter Pavel age
Peter was twice as old as Pavel. 4 years ago, Petr was three times older than Pavel. How old are they now? - Product original price
Determine the product's original price, which, after an increase of 20%, costs 90 CZK. - Unknown number
15% of the unknown number is 18, less than 21% of the same number. What is the unknown number? - Movie Viewers Three Days
In three days, 3960 viewers saw the film. How many viewers watched the movie each day if we know: the second day saw 20% more viewers than the first day and the third 20% less than the first and second together. - Original Price After Discount
Determine the product's original price, which, after a 20% discount, costs 90 CZK. - Two Numbers Sum Third
Calculate the larger of the two numbers if the smaller number is the third of the larger number, and their sum is 48. - Bus Passenger Distribution
There are 36 passengers on the bus. There are seven women more than men and 22 children less than adults. How many men, women, and children are on the bus? - 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? - Divisor sum
The sum of all divisors of a certain odd number is 78. Determine the sum of all divisors of twice this unknown number. What is an unknown number? - Percentage calculation
Determine x if 98% of x equals 196. - Sweater discount price
The purchase of a sweater after a 28% discount was CZK 360. How much was the shirt before the discount? - Number series exclusion
Which number does not belong in the number series and why? 11. . . 13 . . . 15 . . . 17 . . . 19 - Number ratio smaller
The two numbers are in a relatively 3:7 ratio. If the value of the larger number is 21, find a smaller number.
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