Examples of equations for practice for 14 year olds - page 7 of 87
Number of problems found: 1738
- Slope of line
What is the slope of the line that passes through the points: (-2, 4) and (-3, 1)? - Two numbers 14
Two numbers are in the ratio 7:9. If the sum of the numbers is 112, then the larger number is: - The sum 24
The sum of the three numbers is 80. The first number is 8 less than the third. The second number is 2 times the third. What are the numbers? - Making profit
If I make a profit of 25% on selling a bottle of drink for 85, how much did I buy the drink? - The midpoint 2
Find the value of x if M is the midpoint of PQ, PQ=10x−7, and PM=14. - Cows and pigs
There are 3/4 as many cows as pigs on an animal farm. If there are 35 pigs and cows on the farm, how many of them are pigs? - One angle
One angle is 10 degrees more than four times the measure of the other angle. Together they have a sum of 120 degrees. What is the measure of each angle? - I bought 2
I bought two bottles of alcohol and two sanitizers for Php126. How much is a bottle of alcohol if the cost of alcohol is five times the cost of sanitizer? - Make loss
By selling an item 750, a trader made a 25 percent loss. How much loss did the trader make? - Plants
The number of germinated plants increased by 50% to 300 from morning to evening. How many plants germinated in the morning? - AM of three numbers
The number 2010 can be written as the sum of 3 consecutive natural numbers. Determine the arithmetic mean of these numbers. - Chickens and hares
There were chickens and hares in the yard. Together they had 22 heads and 54 legs. How many hens were there in the yard? - Diofant equation
250x + 120y = 5640 - Expression with powers
If x-1/x=5, find the value of x4+1/x4 - Largest angle of the triangle
What is the largest angle of the triangle if the second angle is 10° greater than twice the first and the third is 30° smaller than the second? - Diagonals of a rhombus
One of the diagonals of a rhombus is twice the other. If the sum of the lengths of the diagonals is 24, find the area of the rhombus. - Fifth member
Determine the fifth member of the arithmetic progression if the sum of the second and fifth members equals 73 and the difference d = 7. - Circular flowerbed
We split the circular flowerbed with diameter 8 m by concentric circle to circle and annulus with the same area. Find the radius of the circle. - School
The school attends 792 children, boys and girls ratio is 4:5. How many more girls go to school (than boys)? - Classroom
There are eighty more girls in the class than boys. Boys are 40 percent and girls are 60 percent. How many are boys and how many girls?
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