Hexaware
Company
Numerical Ability
Probability
In an interview , the probability of appointing Marketing professional is 1/5 while that of a programmer is 1/4. Find probability that only one of them get selected in an interview.
A)2/5 B)7/20 C)5/14 D)3/8
Read Solution (Total 2)
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- let A=marketing professional,B=programmer
P(A)=1/5,P(B)=1/4
P(1-P(A))=1-1/5=4/5,P(1-P(B))=1-1/4=3/4
P(A).P(1-P(B))+P(B).P(1-P(A))=1/5*3/4+1/4*4/5=7/20
ans=7/20 - 4 years agoHelpfull: Yes(3) No(0)
- (1/5*3/4)+(4/5*1/4) = 7/20 (b)
- 3 years agoHelpfull: Yes(1) No(0)
Hexaware Other Question
Using all the letters of the word 'NOKIA' how many words can be formed, which begin with N and end with A?
A)6 B)18 C)12 D)24
A, B, C and D divided Rs. 44,352/- among themselves A took (3/8)th of the money, B took (1/6)th of the remaining amount and the rest was divided among C and D in the ratio of 3:4 respectively. How much did C get as his share?
A)Rs. 13,200/- B)Rs. 16,632/- C)Rs. 10,300/- D)Rs. 8,700/- E)Rs. 9,900/-