Algebra - practice problems - page 3 of 305
Number of problems found: 6095
- 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. - Pole2
4/7 of a pole is in the mud. When 1/3 of it is pulled out, 250 cm is still in the mud. Find the full length of the pole. - Five and four
Five divided by four times the number is 0.25. What is that number? - Land cost 2
If a 13/18 plot of land is worth 65000 EUR, what is the value of 3/5? - Find value
Find value of x: x/5+x/2=-1/5-3x/2 - 37 pens
Thirty-seven pens and 53 pencils together cost 95.5 USD, while 53 pens and 37 pencils together cost 111.5 USD. Find the cost of a pen and a pencil. - Petrol, fuel
In a car meter shows that it has kept oil 1/5 of its fuel capacity. When 22 liters of petrol is filled the meter went on 3/4 of its capacity. Find the capacity of the car. - A pen 2 A pen cost 1 USD plus half its price. How much does it actually cost?
- 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? - A pair 2
Jane is 5 years older than Tom. In 3 years, the sum of their ages will be 41. How old are Jane and Tom now? - The bill 2
I paid 3/5 of the bill. If 400 USD of the bill is still due, what was the total amount of the bill? - 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?
- Father and son 10 Two years ago, Philip was 3 times as old as his son, and 2 years hence, twice his age will be equal to 5 times that of his son. Find their present ages.
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