15.03% of (619.87 × 7) + (√399.63 × 16.11) ÷ 5 = 15% of (620 × 7) + (√400 × 16) ÷ 5 = 15% of 4340 + (20 × 16) ÷ 5 = 651 + (320) ÷ 5 = 651 + 64 = 715
A fruit seller sells apples at a profit of 20% and oranges at a loss of 10%. If the ratio of apples to oranges sold is 3:2 and the overall profit is rup...
A car covers a distance of 760 kilometres in 9.5 hours. Determine the speed of the car.
A pipe can fill a tank in 6 hours, while another pipe can empty it in 8 hours. If both pipes are opened together, how long will it take to fill the tank?
A car travels 360 km in 4 hours. At the same speed, how far will it travel in 7 hours?
The value of 4 sin2 30˚ - tan2 60˚ + sec2 45˚ is equal to -
A cylindrical tank has a radius of 4 meters and a height of 6 meters. Calculate the total surface area of the tank.
Solve the equation: 2x² - 8x + 6 = 0.
In a general survey of 832 people, it was found that 624 owned a car. If a person is selected randomly, what is the probability that the person will not...
A person buys 2 items for ₹300 each. He sells one at a profit of 10% and the other at a loss of 10%. What is the overall gain or loss percentage?
If a line has direction ratios 2, – 1, – 2, determine its direction cosines.
