**Probability Question Set 2**

**Hello Readers,**

Probability questions are asked in almost all competitive exams. They are followed by simple tricks and calculations, and cover about 2-3% of the paper marks. Here is a sample paper sheet of the Probability based questions for your practice. Do give us a review.

**Q1. In a class, there are 15 boys and 10 girls. Three students are selected at random. The ****probability that only girls or only boys get selected is: **

(a) 1/3

(b) 2/5

(c) 1/4

(d) 1/5

(e) 3/5

**Q2. A number is selected at random from the first 35 natural numbers. What is the probability that it is either a multiple of 5 or a multiple of 7? **

(a) 14/35

(b) 11/35

(c) 12/35

(d) 17/35

(e) 23/35

**Q3. There are four hotels in a town. If three men check into the hotels in a day then what is the probability that all of them do not check into the same hotel?
**(a) 15/16

(b) 63/64

(c) 3/64

(d) 1/16

(e) 17/64

**Q4. Two letters are chosen out of the alphabets of the English language. Find the probability that both the letters are vowels. **

(a) 2/65

(b) 3/65

(c) 1/65

(d) 3/5

(e) 0.2

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**Q5. A coin is tossed successively three times. Find the probability of getting exactly one head or two head: **

(a) 1/2

(b) 3/4

(c) 2/3

(d) 1/4

(e) 3/8

**Answers:**