In a single throw of two dice, find the probability of
getting a total of 9 or 11
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If A=Z, B=Y, C=X, .......... Z=A, Then ZERD = ?
if the radius of the circle is increased by 6% then its area increased by
A fly is there 1 feet below the ceiling right across a wall length is 30m at equal distance from both the ends. There is a spider 1 feet above floor right across the long wall eqidistant from both the ends. If the width of the room is 12m and 12m, what distance is to be travelled by the spider to catch the fly? if it takes the shortest path.
Technical questions
a man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be?
If a man can swim downstream at 6kmph and upstream at 2kmph, his speed in still water is: It takes 30 days to fill a laboratory dish with bacteria. If the size of the bactiria doubles each day, how long did it take for the bactiria to fill one half of dish?
For 1:2:4 ratios the weight of cement is 50 kg then how many kg are the weight of sand and aggregate?
At six o'clock the wall clock struck 6 times . Checking with my watch , I noticed that the time between the first & last strokes was 30 seconds . How long will the clock take to stike 12 at mid night
falling height is proportional to square of the time. one object falls 64cm in 2sec than in 6sec from how much height the object will fall.
Two ladies ,two men sit in north east west south position of rectangular table. Using clues identify their position ?
(998-1)(998-2)(998-3).....(998-n)= ? when n>1000
The base 5 representation of the decimal number 2048 is _____.
I was married 10 years before my wife was sixth member of my family and now I have a baby and today father died and the average age of my family was same as it was 10 years before. Find my father's age when I was married?
there are 3 nurses and they work altogether only once in a week. no nurse is called to work for 3 consecutive days. nurse 1 is off on tueseday,thursday and sunday. nurse 2 is off on saturday. nurse 3 is off on thursday, sunday. no two nurses are off more than once a week. find the day on which all the 3 nurses were on work.
In which of the system, decimal number 194 is equal to 1234?