Question
Set up a dropper with ink in it vertical at a height say 20 cm above a horizontally placed sheet of plain paper. Release one ink drop; observe the pattern, if any, on the paper. Vary the vertical distance and repeat. Discover any pattern of relationship between the vertical height and the ink drop observed.answer
If x y = 9 and xy equals to 20 then find the value of x square y square
A dice thrown.what is the probability that
(1). 3 will not come up either time
(2). 3 will come up at least once
(1). 3 will not come up either time
(2). 3 will come up at least once