Prime numbers - math problems
Number of problems found: 237
- Athletics team
All athletes in the athletics team from Ostrava can start in four, five, six and seven stages, and no one will be present. How many average athletes are in one athletic group if there are a total of twelve groups in the section? Consider the smallest numb - Simplest form 3
What fraction is 15 of 35 in simplest form? - The sum 13
The sum of the exponents of the prime factors in the prime factorization of 196 is. .. . - A number 5
A number is divisible by 24, 25, and 120 if it is increased by 20. Find the number. - What fraction
What fraction of number 1 to 30 is prime? - The drama club
The drama club meets in the auditorium every 6 days and the choir meets there every 5 days. If the groups are both meeting in the auditorium today, then how many days from now will they next have to share the auditorium? - Mangoes
Chris has 12 mangoes and Jay has 18 mangoes. Each of them will share the mangoes to their friends . What's the greatest number of mangoes each of their friends get if Chris and Jay will give the same number of mangoes? - 6/24 change
6/24 change to a fraction in lowest terms - Part-time workers
On Saturday, 210 part-time workers arrived in the village. One hundred five part-time workers worked on the first field, 60 on the second. The other part-time workers worked in the third field. They all worked in equal groups. How many workers worked in e - A rope
A rope can be cut into equal length with no rope left over. The lengths can be 15cm,18cm or 25cm. What is the shortest possible length of the rope? - Two-digit number
In a two-digit number, the number of tens is three greater than the number of units. If we multiply the original number by a number written in the same digits but in reverse order, we get product 3 478. Find the original number. - We bought
We bought 140 fruit, 196 chocolate and 84 caramel lollipops. How many of the same packages can we prepare from them? - Lcm to eliminate y
Identify the least common multiple that would eliminate the y-variable. 6x - 5y = -4 4x + 2y = 28 - John Smith
John Smith is reading a 435-page novel. If he reads the same number of pages per day and the number is a prime number greater than 10, how many pages per day will he read? - Jordan
Jordan wants to bring in cookie cakes to share with his 23 classmates for his birthday. His mom is willing to buy no more than 6 cookie cakes and Jordan must share the cakes equally between his classmates (and himself). Answer the questions to help Jordan - Find unknown number
What is the number between 50 and 55 that is divisible by 2,3,6,9? - Coloured numbers
Mussel wrote four different natural numbers with coloured markers: red, blue, green and yellow. When the red number divides by blue, it gets the green number as an incomplete proportion, and yellow represents the remainder after this division. When it div - Two hundred
Two hundred ten athletes competed in three athletics races on three fields. One hundred five athletes competed in the first, 60 in the second, and everyone else in the third. On the individual courts, the athletes were divided into groups. Each group, alt - The classroom
The classroom is 9 meters long. The width of the classroom is smaller and can be passed in equally long steps of 55 CM or 70 CM. Determine the width of the classroom. - The land
The land, which has dimensions of 220 m and 308 m, the owner wants to divide into equally large square plots with the largest possible area. How long will one side of the plot be?
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