Algebra - math word problems - page 124 of 312
Number of problems found: 6222
- The temperature 34
The temperature on a maths exam day went down 2 °C and then 3 °C ending up as a final temperature of 27 °C. What was starting temperature? - 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.
- Sequence sum formula Two arithmetic sequences have the same first term. The nth term of the first sequence is 15, and of the second sequence, 21. The sum of the first n terms of the first sequence is 63, and of the second sequence, 84. Write the sums of the first n terms of b
- 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? - Sheep white black
Forty sheep graze in the meadow. There are 4 times more whites than blacks. How many white and how many black sheep are grazing in the meadow? - 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? - Club encyclopedia atlas
Children from the Mayan science club have encyclopedias and atlases at home. Everyone has at least one of them. The encyclopedia has 10 children, and the atlas has 19 children. Eight children have encyclopedias and atlases. How many children do not have a - Geometric sequence terms
Determine the first term and quotient in the geometric sequence: a4 = -8 / 3; a6 = -32 / 3 - Consider 2
Consider the following formula: y = 3 ( x + 5 ) ( x - 2 ). Which of the following formulas is equivalent to this one? A. Y=3x²+9x-30 B. Y=x²+3x-10 C. Y=3x²+3x-10 D. Y=3x²+3x-30. - Fraction unknowns Divide fractions with unknowns: Fraction 1: The quantity x squared plus 6 times x plus 9 over the quantity x minus 1. Fraction 2: the quantity x squared minus 9 over the quantity x squared minus 2 times x plus 1. Find Fraction 1 over Fraction 2.
- Bun baking calculation
Mom baked cheese and poppy seed buns. One-third of them, 26 buns, were poppy. How many buns did mom bake? - Number division puzzle
I think the number. If I divide it by four and add 7 to the share, I get 62. What number do I think? - Three members GP
The sum of three numbers in GP (geometric progression) is 21, and the sum of their squares is 189. Find the numbers. - Tickets
On Monday, the cinema sold 33 tickets. Every next day, twice as many as the previous day. How many tickets were sold on Friday, and how many totals from Monday to Friday? - Bags in Decreasing Rows
We will put 900 bags in nine rows, with five fewer in each subsequent one. How many are in the first place? - Exponent value
Determine what y equals in the expression 5^y = 1/25
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