IBM Company Numerical Ability Probability

What is the probablity of two persons
among the four having birthday in he same month?
A. 75%
B. 50%
C. 33%

Read Solution (Total 4)

4c2/12=50%
10 years agoHelpfull: Yes(4) No(1)

(24)*100=50%
11 years agoHelpfull: Yes(3) No(6)
2/4*100=50%
9 years agoHelpfull: Yes(2) No(0)
1/2*4c2=1/2
so answer 50%
10 years agoHelpfull: Yes(1) No(1)

IBM Other Question

A's salary is 25% more than B's salary.How much % is b's salary
on A's salary? There is a river. A boy's house is at the river bank and his school is on the other side of the river. The distance between house and school is 1/4 miles.Theboy is going to school by swimming at the rate of 2.5mph.Theriver's upstream is 2mph.How long will it take him to reach the school?