For the following questions answer them individually
The selling price of 15 oranges is the same as the cost price of 19 oranges. What is the approximate profit percentage?
At an event there are 500 guests, among whom 28% are adult males, 64% are adult females, and the rest are children. Find the total number of children at the event.
What is the average of the first 50 positive even numbers?
A man buys a toy for ₹400 and sells it at a loss of 15%. What is the selling price of the toy?
$$S_{1}$$ and $$S_{2}$$ can do a piece of work together in 18 days, $$S_{2}$$ and $$S_{3}$$ can do the same work together in 27 days, while $$S_{3}$$ and $$S_{1}$$ can do it together in 54 days. In how many days can all 3, working together, do 50% of the work?
Karun borrowed ₹12,000 from Varun and ₹15,000 from Tarun, each for two years at the same rate of simple interest per annum. If he paid an interest of ₹1,680 to Varun at the end of 2 years, then what is the interest that Karun paid to Tarun at the end of the 2 year period?
A policeman spots a thief at a distance of 200 m and starts chasing him. While the policeman runs at a speed of 9 km/ h, the thief runs at a speed of 7 km/ h. After how long will the policeman catch the thief?
Find the curved surface area of a cone whose radius of base is 7 cm and slant height is 8 cm. [Use $$\pi = \frac{22}{7}$$]
The average of P1 , P2 and P3 is 50. If the value of P1 is half of the average, then what is the average of P2 and P3?
Simplify the following expression.
$$25 + 12 - 2 + {( 4 \div 2)}$$
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