Required probability = (5C1 x 7 C1 x 8C1)/(20C3) = (5 x 7 x 8 x 6 )/(20 x 19 x 18 ) = 14/57
Each question contains a statement followed by Quantity I and II. Read the information clearly and answer your questions accordingly.
Qu...
The average of five consecutive odd numbers is 77. What is the average of the first three numbers among them?
In a cricket match the captain of one of a team scored 26 runs more than the average runs scored by the remaining 10 batsmen of that team who batted in ...
The average of n numbers is 62. If each of 55% of the numbers is increased by 18 and each of the remaining numbers is decreased by 12, then the n...
The average age of a group of persons going for tour to Shimla is 22 years. 30 new persons with an average age of 8 years join the group and their avera...
The average score of 70 candidates in the SBI PO exam is 40. If the candidates who passed have an average score of 49, while thos...
The average of 8 numbers is 22. When two new numbers 'p' and 'q' are added, the average increases by 3. If p - q = 10, find the value of q.
The average weight of 4 persons is 38 kg. The heaviest person’s weight is 22 kg more than the lightest person’s weight. If the average weight of the...
There are 4 numbers – A, B, C & D. B is 25% more than A and D is equal to average of A & C. Ratio of A to C is 3 : 4 and C is 5 more than B. Find valu...
The average salary of an employee increased by Rs.2000 when he received a bonus of Rs.58000 in his 35th year of service. Find the average salary of the ...
