Algebra - practice problems
Number of problems found: 2430
- Solve 9
Solve the equation. Check the solution. start fraction lower t over 6 end fraction = 12 (t)/(6) = 12 - Determine 6
Determine the least common denominator 3/4 and -5/6 - Two brothers
The two brothers have a total of 48 nuts. Two thirds of the nuts of the first correspond to 2/5 of the number of nuts of the second. How many nuts does everyone have? - Tickets 7
Tickets to a concert cost $2 for children, $3 for teenagers and $5 for adults. When 570 people attended the concert, the total ticket receipts were $1950. Compared to the number of children in attendance, three-fourths as many teenagers attended. How many - The whole number
A whole number is increased by 7and the number so obtained is multiplied by 5 the result is 45. Find the whole number. - The Fraction The denominator of a Fraction is greater than the numerator by 4. if 11 is added to the numerator and 1 subtracted from the denominator, the value of the fraction obtained is 7/3. What is the original fraction?
- Three cottages
141 guests are accommodated in 3 cottages. In the second cottage there are 8 guests more than in the first cottage and in the third cottage there are 14 guests more than in the second cottage. Find out how many guests are staying in the first cottage. - 3 9/10
3 9/10 is the same as the sum of 3 1/3 and half of a number. - Star equation
If 5/21 + 14/21 + ☆ = 1, then what is the value of ☆? - Unknown number 32
What number am I? I am greater than 10 but less than 20. My 1/3 is equal to my 1/5 plus 2. - The GCF The GCF of 40 and a number is 8. what is the number if it lies between 70 and 80?
- Lcm and hcf
If the LCM of a and 18 is 36 and the HCF of a and 18 is 2, then a = … - Thrice Thrice a number increased by twenty is four times the number decreased by fifteen. Find this number.
- Let A=
Let A= {1,3,5}, B={2,4,5,6}, U={1,2,3,4,5,6,7} Find: 11. A ∪ B 12. A ∩ B 13. A' 14. (A ∩ B)' 15. B" - Rabbits and chicken
There are rabbits and chicken at a farm, 41 heads and 132 legs in all. How many rabbits at the farm? - Pencils 2
Eli is selling pencils. She sold 3/5 of them in the morning and 1/4 of the remainder in the afternoon. If Eli sold 200 more pencils in the than in the afternoon, how many pencils did Eli have in the beginning? - Sets
If X = {1, 2, 3, 4, 5 . . .10}, Y = {2, 4, 6,. . . 20} and Z = {x: x is an integer, 15 ≤ x ≤ 25 }. Find (a) X ∩ Y, (b) X ∩ Z, (c) n(X ∪ Y) and (d) n(X ∪ Z) - Eq1 When the product of two less than three times a number and four is subtracted from nine times the number, the result is eight more than five times the number. What is the number?
- Which 7
Which choice is NOT equivalent to the following expression? 9 x { [ 14 ÷ 2 + (4-1) ] - 8 } A 9 x { 10 - 8 } B 9 x { [ 14 ÷ 2 + 3] - 8 } C 9 x 10 - 8 D 18 - The sum 17
The sum of three numbers is -1. If we multiply the second number by 2, third number by 3 and add them, we get 5. If we subtract the third number from the sum of first and second numbers, we get -1. Answer the following: Represent the above information a
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