Maths practice for 14 year olds - page 5 of 375

Number of problems found: 7497

4100 USD
4100 USD was distributed in 50 boys and girls. Each boy got $ 90 and each girl $ 65. Then, find the number of boys.
Triangle 90
Triangle made by 6 cm 4.5 cm and 7.5 cm. what angles does it make?
Somebody
Somebody spend 5% of his wages on paying school fees. That is 800 shillings . How much does he earn?
The sum 51
The sum of two numbers is 100 and difference is 37 . Find the difference between their squares.
By selling 2
By selling 100 pens, a shopkeeper gains the selling price of 20 pens. Find his gain percent.
Percents and ratio
When 20% of a number is added to another number, the number increases by 50%. What is the ratio of the two numbers?
5 yrs
5 yrs ago, the average age of Rasmi and Suravi was 20 yr. Now, the average age of Rasmi, Suravi and Mita is 30 yrs. What will be the age of Mita after 15 years?
Inverse percentages
If a is 40 percent of b then, what percent is b of a?
A baseball
A baseball is hit over the 325 foot fence, which is 110 feet tall. How far did the ball carry on a straight line when it reached the fence?
The boat
A boatman goes 2 km against the stream in 40 minutes and returns to the same spot in 30 minutes. What is his rate of rowing in still water?
Dual profit
A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest 18%. He gains 14% on the whole. Find the quantity of 8% profit.
Fund raising
A number of persons decided to raise 3 millions euros by equal contributions from each. Had they contributed 50 euros each extra, the contribution would have been 3.25 millions euros . How many persons are there?
An article 2
An article is bought for 124 USD. What should be the marked up selling price so that there is a profit of 10% even after allowing a discount of 12%?
Three inscribed objects
A circle is inscribed in a square. An equilateral triangle of side 4√3 is inscribed in that circle. Find the length of the diagonal of the square.
Price of rice
The price of rice is reduced by 5% . How many kilograms of rice can now be bought for the money which was sufficient to buy 50 kg of rice earlier?
Bananas 5
A fruit vendor was able to sell 85% of his 80 kilograms of bananas. How many kilograms of bananas were sold?
A kite 3
A kite is flying at a height of 60 m above the ground. The string attached to the kite is temporarily tied to a point on the ground. The inclination of the string with the ground is 60°. Find the length of the string, assuming that there is no slack in th
Failed in examination
In an examination, 20% of total students failed in history,15% failed in English and 5% of total number of students failed in both subjects. Find the percentage of total number of students who passed in both the subjects.
Horses and hens
In a park, there are some horses and some hens. If total number of heads 68 and number of legs together is 198. Then find the number of hens in the park.
Sharing money 2
Ann and Betty shared a sum of money in the ratio is 2:3 and Ann received $120. What is Betty share?

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