a,b,c are positive integers which satisfy : a-b +c = 6
find the minimum value of a*b*c
letters of word Pratik are arranged in order such that P is not at 1st , A is not at 3rd and I is not at 5th place ... find total number of ways ....
At a game of billiards A can give B 15 points in 60 and A can give C 20 points in 60 . How many points can B give C in a game of 90?
Kindly let me know the approach as well.
There are 170 members in a club. Each one of them belongs to one or more categories out of the four categories viz. Service Holder, Professional Degree Holder, Physically Challenged and Married. There are 60 service holders, 40 Professional Degree Holders, 50 Physically Challenged and 70 Married Members.
If there are exactly 10 members who belong to all 4 categories, then find the maximum possible number of members belonging to only Physically Challenged Category.
1)40 2) 35 3)30 4)38 5) Cannot be determined
What's the probability that a triangle formed by three points chosen at random on a circle has the center inside it ?
1. 1/2 2. 1/4 3. 1/8 4. 1/5
Pls share your approach as well.