How to go about solving 12 and 13
A word of 6 letters is formed from a set of 16 different letters of English alphabets (with replacement). Find the probability that exactly two letters are repeated.
A and B throw a pair of dice alternately. A wins if he throws 6 before B throws 5 and B wins if he throws 5 before A throws 6. Find B's chance of winning if A makes the first throw.
The probability of a bomb hitting a bridge is 1/2 and two direct hits are needed to destroy it. Find the least number of bombs required so that the probability of the bridge being destroyed is greater than 0.9.
A bag contains 5 black and 3 red balls. A ball is taken out of the bag and is not returned to it. If this process is repeated three times, then what is the probability of drawing a black ball in the next draw?
How is work ex of 4+ yrs in Analytics seen at IIM's? Advantage or Disadvantage?
Two cars A and B race on a track of length z km at average speeds of x kmph and y kmph, respectively. Car A takes two breaks of duration x/10 hours each while car B takes two breaks of duration y/8 hours each. If car A finishes 10 minutes after car B, then z can be
ours is a big family. i have thrice as many brothers as sister and my sister bharathi has four times as many brothers as sisters how many children do my parents have..? Please explain in easy way
For how many natural numbers n less than 100 , (n-1)! is not divisible by n^2
Approach ?
Soln pls
Anybody wants to have Cat prep materials
1.Quantum Cat
2.DI/LR by Nishit K Sinha
3. VA & RC by Ajay Singh 4.
26 solved papers (1990-2014) By GP
5. Full CL materials
6. Ims Gd/pi success guide
7. Ims achievers workbook
8. 5 IIFT mocks(paper mode)
9. Manorama yearbook 2018
If interested pm me can also give separate materials as required
Please give me an easy approach..
5
Guys can anyone explain how this 9x/20 came after LCM?
Q.A salesperson earns as commission 5% on all sales between Rs 2000 to Rs 6000, and 8% on all sales over Rs 6000. If in a week his commission is Rs 460, what were his total sales? Please Explain
Find two three digit numbers whose sum is a multiple of 504 and the quotient is a multiple of 6.
What will be the sum of all natural numbers between 101 and 1000 which on division by 2,4,6,8,10 leave remainders 1,3,5,7,9 respectively?
The letters of the word FAMINE are permuted in all possible ways .In how many ways these words have at least two of the vowels separated ?