For the following questions answer them individually
Out of a pack of 52 cards one is lost, from the remainder of the pack , two cards are drawn and are found to be spades .Find the chance that the missing card is a spade ?
A man sells three motors for ₹5,400, ₹3,300 and ₹4,350 respectively. He makes 20% profit on the first and 10% profit on the second but on the whole, he loses 75/8%. What did the third motor car cost him ?
The ratio of the ages of Minu and Meera is 4:2. If the sum of their ages is 6 years, find the ratio of their ages after 8 years.
The last digit of the number obtained by multiplying the numbers $$81 \times 82 \times 83 \times 84 \times 85 \times 86 \times 87 \times 88 \times 89$$ will be
There are two poles, one on each side of the road. The higher pole is 54 m high. From the top of this pole, the angle of depression of the top and bottom of the shorter pole is 30 and 60 degrees respectively. Find the height of the shorter pole.
Three pipes A, B and C are connected to a tank. Out of the tree, A and B are tile inlet pipes and C is the outlet pipe If opened separately, A fills the tank in 10 hours and B fills the tank in 30 hours. If all three are opened simultaneously, it takes 30 minutes extra than if only A and B are opened. How much time does it take to empty the tank if only C is opened?
A watch which gains 5 seconds in 3 minutes was set right at 7:00 a.m. In the afternoon of the same day, when the watch indicated quarter past 4 o'clock, the true time is