Algebra - practice problems - page 9 of 276
Algebra is a branch of mathematics that uses not only numbers and characters but also letters to solve operations. For example 3x+5x is 8x.Number of problems found: 5513
- The difference
If the difference between a number and 17.85 is 3.6, what is the number? - Temperature 53
The temperature this afternoon was X. The temperature has fallen 5 degrees and is now 68. What was the temperature this afternoon? - Decimal numbers
When two decimal numbers are multiplied, the answer is 0.072. When the same two decimal numbers are added, the answer is 0.72. What are the two decimal numbers? - Fraction number
If two-thirds of a number is added to one-ninth of the same number, the result is 7. Find the number.
- Three members
If 2a+2+a =17, what is the value of a? - The product 12
The product of 2 1/4 and another fraction is 7 1/2. Find the other fraction. - Evaluate expressions
Which expression equals 12? ... - Two pieces 2
Two pieces of length 12/5 m and 23/9 m are cut from a rope of length 13 m. Find the length of the remaining rope. - Unknown var N
Five-eights of a number, N, is 50. What is the value of N?
- Sqrt of sum
Find one-third of the square root of 81, the sum of 12, and the product of 3 and 12. - Denominators
Find the denominator of the second fraction in the equation: 5/6×2/? =10 - The product 11
The product is two number is 20. If one of the numbers is 5/7, what is the other number? - AP Formula
Use the Arithmetic Sequence Formula to find the 120th term of this sequence: 3, 6, 9, 12, 15, 18, ... - The sum 32
The sum of three consecutive odd numbers is 33. What are the three consecutive odd numbers?
- Five times
Five times a number divided by three is ten. What is the number? a.5 b.6 c.7 d.8 - Five added
Five is added to the square root of the product of nine, and a number is equal to eight. Find the number. - Geometric progression
For the following geometric progression, find the seventh (7th) term: 4, 12, 36, 108, . - What is 24
What is the sum of numbers between 20 and 40? - A group
A group of young men decides to raise ksh 480,000 to start a business. Before the actual payment was made, four members pulled out, and each of the remaining had to pay an additional ksh 20,000. Determine the original number of members.
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