Question
The stock of rice in a shop has increased by 25%. What
percentage of the stock of rice should be sold so that the stock again becomes as much as it was in the beginning?Solution
According to the question, let the rice be 100 kg. On increasing by 25% the quantity of rice becomes 125 kg, hence, to keep the rice at the same quantity as before, 25 kg of rice must be sold, hence the percentage sold, = (25 /125) ×100=20%
A cone has a base radius of 6 cm and a height of 8 cm. Find its volume and slant height (use π = 3.14).
120Â Â 124Â Â 151Â Â 167Â Â Â 292Â Â Â ?
Factor the polynomial: x³ - 6x² + 11x - 6.
What is the function of the "IF" function in Excel?
The simplified value of (452 x 452 x 452 – 356 x 356 x 356)/(452 x 356 + 452 x 452 + 356 x 356) is:
A bag contains 8 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
In the figure, ABCD is a cyclic quadrilateral with O as center of the circle If ∠BOC = 136°, find ∠OBC.
