Algebra - practice problems - page 2 of 311
Number of problems found: 6220
- X and Y
X and Y are positive integers. If X+Y+XY=32, what is the difference between X and Y? - Two numbers at a ratio
If 1.5x = 0.04y, then find the value of {(y - x)/(y + x)}. - Adjust numerators
If the numerator of a fraction is increased by 2 and the denominator by 1, it becomes 5/8. If the numerator and the denominator of the same fraction are each increased by 1, the fraction becomes 1/2. Find the fraction. - Five and four
Five divided by four times the number is 0.25. What is that number? - Find value
Find value of x: x/5+x/2=-1/5-3x/2 - HCF and LCM equation The LCM of two numbers is 20 times their HCF and (LCM+HCF)=2520. If one number is 480, what will be the triple of another number?
- Numerators and denominators
A fraction becomes 9/11, if 2 is added to both the numerator and the denominator. If, 3 is added to both the numerator and the denominator it becomes 5/6 . Find the fraction. - Unknown en I think of a number. If I subtract 9 from it and multiply this difference by 4, the result is 128. Form an equation and solve it to find the number.
- 280 oranges
280 oranges are divided among 50 girls and boys so that each boy gets 5 oranges and each girl gets 7 oranges. How many girls are there? - The sum of squares
The sum of the squares of two numbers is 233, and one of the numbers is 3, less than twice the other. Find the numbers. - The difference 7
The difference between a proper fraction and its reciprocal is 7/12. Find the fraction. - Divisible by three What least value must be assigned to the unknown x so that the number 789x563 is divisible by 3?
- Students
In a school, 2/5 of the total number of students come by car while 1/4 by bus, and others walk to school, of which 1/3 walk on their own and the rest are escorted by their parents. If 224 students come to school walking on their own. Find the total number - Empty rooms
In the tourist dormitory, 44 students slept in eight rooms, some of which were four-bed and others six-bed. When two beds were empty, how many four-bed and six-bed rooms were there in the dormitory? - Fraction equation 3
A number minus one-ninth equals one-half. Find the number. - Farmer 8
Farmer George cultivated 7/12 of his land with oranges and 1/5 of the remainder with cherries, and the remaining 40 acres he planted with cash crops. How much land did the farmer cultivate in all? What fraction of land does she plant with cherries? - The difference 6
The difference between a number and 15 is multiplied by -3, and the result is - 30 - Prealgebra ex
Find an unknown number/mixed number N in the given equation: N + 3 1/2 = 6 3/4 - The population 2
If 3/5 of a village's population is 366 persons, what is the village's population? - Addition method
Solve for the variables by substitution or addition method: x + 3y = 19 5x + 3y = 35
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