Numbers - math word problems - page 177 of 311
Number of problems found: 6208
- Theater seat rows
The theater has 20 rows of seats on the ground floor. There are 16 seats in the first row, and each subsequent row has two more seats than the previous one. Find the number of seats on the ground floor of the theater. - Remainder even sum
If we divide numbers by a divisor of 15, we get several different remainders. Write the sum of all possible even remainders that we get this way. - Express value
Given that p = √(mx/t-t² x) Make x the subject If m = 7, p = -3 and t = 4, find the value of x - Prime divisor
Calculate three-fifths of the ratio of the product and the sum of all prime divisors of 240. - Difference GCD - LCM
Calculate the difference between the greatest common divisor and the least common multiple of 24 and 36. - Number summand division
Divide the number 4600 into two summands so that one summand is 700 larger than half of the other summand. - Two numbers
The sum of two numbers is 1. Identify these two numbers if you know that half of the first is equal to the third of the second number. - Product - quadratic equation
The product of the two numbers is 900. If we increase the lowest number by two, its product will increase by 150. Determine both numbers. - Sum of series
Determine the 6-th member and the sum of a geometric series: 5-4/1+16/5-64/25+256/125-1024/625+.... - Once simplified
Once simplified, which of the expressions below has a value between 20 and 30? Select all that apply. A) 32÷8×514 B) -18÷6×9 C) 4×12÷2 D) 12×413÷(-2) - Two number difference
The difference between the two numbers is -85. Their sum is 89. Determine these numbers. - Solve Exponential Equation
For n ϵ N solve: 100 = (0.01n)² - On Tuesday
On Tuesday, the temperature of a chemical compound measured 12 °C. If the temperature dropped 4 1/2 °C per day, what was the temperature after four days? - Find b from LCM
The least common multiple of 2,190 and b is 13,140. What is b? - Number product factors
The product of two whole numbers, one of which is 19 greater than the other, equals the number 416. Find both factors. - Circus sector seats In a circus, in one sector for spectators, the seats are arranged in such a way that in each higher row, there is one more seat than in the previous one. How many seats are there in a sector with 22 rows if there are 8 seats in the first row?
- Arithmetic geometric sequence Determine four numbers so that the first three form the successive three terms of an arithmetic sequence with difference d=-3 and the last three form the next terms of a geometric sequence with quotient q=one half.
- Residents
In a college dormitory, 1/10 of the residents are juniors, and 2/5 of the residents are sophomores. What fraction of the students at the dormitory are juniors and sophomores? - Sum of 24
The sum of the two numbers is 95. If one exceeds the other by 15, find the numbers. - 5 times
Find an unknown number; if five times as large as 110 is 1/2 of what number?
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