There are 19 red balls and one black ball . Ten balls are put in one jar and the remaining 10 are put in another jar. what is the possibility that the black in the right jar.
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Three independent mechanisms A, B and C have been incorporated for power saving in a plant producing respectively 30%, 40% and 10% efficiency. Assuming that they operate independently, what is the net power efficiency achieved
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A plane moves from 9? N40? E to 9? N40? W. If the plane starts at 10 am and takes 8 hours to reach the destination, find the local arrival time.
Find the next series: SE QU EN TI ?
A & B are playing a game .There are 8 oranges in a row on the table.one Player can take 1-4 oranges in a pick (a maximum of 4),one who picks the last orange wins the game.'A' plays first How many oranges should he pick first time inorder to win the game.
Find perimeter of a trapezium with 3 sides given and distance between parallel sides given.
Some of the friends decided to go on a picnic they decided to go on a bike if the biker decided to take one pillion with him then there is no means of travel for the people as equal to the no of bike + 1. if they decided to go on two trip three bike r left unused in the second trip find the no of person having bike?
A fruit seller had some balls. He sells 40% balls and still has 420 balls. How many balls he had initially?
Find the correct meaning of the following phrase: To be in the air
In a club there are certain no. of males and females. If 15 females are absent then no. of males will be twice that of females. If 45 males are absent then female strength will be 5 times that of males. Find no. of males actually present.
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.