Basic operations and concepts - math word problems - page 170 of 323
Number of problems found: 6446
- Arithmetic sequence middle
An increasing arithmetic sequence has an odd number of terms. The middle term is 302. If we remove the 4 largest terms from the sequence, the middle term will be 296. Determine the difference in the sequence. - Population annual decrease
The number of inhabitants of the city decreased in 10 years from 72800 to 56000. What is the annual decrease in the population in percentage? - Digit omission divisibility
In the number 123 456 789, omit the following: a) one digit to create the largest possible number divisible by 3 b) one digit to create the largest possible number divisible by 9 - 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? - AP - consecutive members
In the arithmetic sequence, a1 = 4.8, d = 0.4. How many consecutive members, starting with the first, need to be added so that the sum is greater than 170? - Boys and girls 8
In a class of 35 boys and girls with a ratio of 2:5. 5 boys are absent, and five boys are present. How many students are present? - In the library
The library at Lenape Elementary School has 2/5 as many fiction books as nonfiction books. There are 56 books in the school library. How many books are fiction books? - A cook
A cook wants to make enough cookies for 159 students. The cookie recipe makes 1 1/4 dozen cookies. A dozen equals 12. How many batches must the cook make if each student gets one cookie? - Three-digit numbers
How many three-digit numbers are not closer to 600 on the number axis than 400? - Unknown variable
Find the number x, which, if it increases by 2, then its square increases by 21 percent. - Students
Three students sit in the front row, and 11 students sit in every other row, more than in the previous row. Determine how many students are in the room when the room is nine lines and how many students are in the seventh row. - Three numbers
Find three numbers so that the second number is four times greater than the first and the third is lower by five than the second number. Their sum is 67. - Athletes
Athletes are standing in rows of eight. Ivan estimated that there are more than 120, while Peter claimed that there are fewer than 130. Both are right. How many are athletes? - Children
Less than 20 children played various games in the yard. They can create pairs, trios, and quartets. How many children were in the yard when Annie came to them? - Number difference
Calculate the difference between the smallest odd four-digit number and the largest even three-digit number, where we can form each number from only these digits: 0, 1, 3, 5, 7, 8, 9 without repeating digits. - Women in the company
1467 women work in a factory. Women make up 46% of all employees in the factory. How many employees work in the factory? - Number percentage reduction
If we reduce the unknown number by 24%, we get the number 358. Determine the unknown number. - The ratio 4
The ratio of two numbers is 5:4. If 40% of the first number is 12, what will be 50% of the second number? - Pagans
Jano and Michael ate pagans. Jano ate three more than Michael. The product of their counts (numbers) is 180. How many pagans did each of them eat? - Coal cart calculation
The miner removed 135 carts of coal in 5 days so that the next day he removed three carts of coal more. How many carts did he drive on the first day?
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