⟩ 20% of a 6 litre solution and 60% of 4 litre solution are mixed. What percentage of the mixture of solution?
36%.
36%.
Three cards are drawn at random from an ordinary pack of cards. Find the probability that they will consist of a king, a queen and an ace?
A fast typist can type some matter in 2 hours and a slow typist can type the same in 3 hours. If both type combinely, in how much time will they finish?
If a sum of money compound annually amounts of thrice itself in 3 years. In how many years will it become 9 times itself?
If time at this moment is 9 P.M., what will be the time 23999999992 hours later?
Can you tender a one rupee note in such a manner that there shall be total 50 coins but none of them would be 2 paise coins?
If s(a) denotes square root of a, find the value of s(12+s(12+s(12+ ...... upto infinity?
There is a square of side 6cm . A circle is inscribed inside the square. Find the ratio of the area of circle to square?
What is the largest prime no. stored in 8bit/6bit/9bit/7bit memory?A,B,C are the mechanisms used separately?
A circular dart board of radius 1 foot is at a distance of 20 feet from you. You throw a dart at it and it hits the dartboard at some point X in the circle. What is the probability that X is closer to the center of the circle than the periphery?
Explain series 2,7,24,77,.