others Company Numerical Ability

In a quiz competition, the host asked a question & provided 3 possible answers. what is probability that the answer choice which rohit selects for question wrong?

a)1/3
b)1/2
c)3c1X3/2
d)2/3

Read Solution (Total 3)

d) 2/3
probability of wrong answer choice=1- probability of correct answer=1-(1/3)= 2/3
9 years agoHelpfull: Yes(7) No(3)

2/3 because out of 3 only 1 can be right
9 years agoHelpfull: Yes(0) No(1)
2/3 answer=possible answer/total event
So answer =2/3
9 years agoHelpfull: Yes(0) No(0)

others Other Question

Q) if 764xy is divisible by 90 then x+y=

a)1
b)3
c)5
d)6 an alloy of gold silver and bronze contains 90% bronze 7% gold and 3% silver A second alloy of bronze and silver only is melted with the first and the mixture contains 85% of bronze 5% of gold and 10% of silver Find the percentage of bronze in the second