Maths practice for 14 year olds - page 13 of 312
Number of problems found: 6238
- Family members
Three years ago, the average age of a family of five members was 27. The present average age is also 27 after a child is included in the family. Find the age of the child. - Profit sharing
Three people, A, B, and C, started a business by investing Rs. 250000, Rs. 300000, and Rs.350000, respectively. Find the share of B out of an annual profit of Rs.187200. - One half of percent
How is 1/2% expressed as a decimal fraction? - Parallel tracks
Two trains cross each other in 14 seconds when running in opposite directions along parallel tracks. The faster train is 160 m long and crosses a lamp post in 12 seconds. If the speed of the other train is 6 km/hr less than the faster one, its length, in
- Cost price 2 If the cost price of 23 toys is equal to the selling price of 20 toys, find the gain or loss percent.
- Four points
There are 4 nonlinear points. How many triangles can form by joining them? - 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.
- Diagonals
What is the number of diagonals of a decagon? - A tree 2
A tree is broken at a height of 6 m from the ground and its top touches the ground at a distance of 8 m from the base of the tree . Find the original height of the tree.
- Sides to area
If the sides of a triangle are 26 cm, 24 cm, and 10 cm, what is its area? - Profit chain
If the manufacturer gains 10%, the wholesale dealer 15%, and the retailer 25%, then what is the production cost of a washing machine whose retail price is 1000 euros? - The angles 6
If the angles of a triangle are in the ratio 2 : 3: 4. Find the value of each angle. - Triangular field Find the area of a triangular field whose sides are 78m, 50m, and 112m.
- Money sharing
A sum of money is to be distributed among A, B, C, and D in the proportion of 5: 2: 4 : 3. If C gets 1000 USD more than D, what is B's share?
- Income comparing Arnold's income is 60% more than that of Brandy. By what percent is Brandy's income less than Arnolds's?
- The population 3
The population of the town is 126800. It increases by 15% in the first year and decreases by 20% in the second year. What is the population of the town at the end of 2nd year? - Single discount Find the single discount equivalent to two successive discounts of 20% and 10%.
- Tax info
The tax-free price of the jacket is €150 and the VAT rate is 24%. Calculate the VAT and Taxable price. - A man 18
A man walks for t1 hours at 4 km/h and then for t2 hours at 3 km/h. If he walks 29 km in 8 hours altogether, find the value of t1 and t2, respectively.
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?Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
