Question
A is trying to break a bulb by throwing balls at it. If
he hits the bulb 5 times in every 7 throws and bulb breaks 3 times out of 15 hits, then find the probability of A breaking the bulb.Solution
Probability of A hitting the bulb = 5/7 Probability of the bulb being broke on getting hit = 3/15 = 1/5 Probability of A breaking the bulb = (5/7) × (1/5) = 1/7
If P@Q means P is the father of Q, P*Q means P is the brother of Q, P%Q means P is the mother of Q and P$Q means P is the daughter of Q, then in M % I $...
A is shorter than B but much taller than E. C is the tallest and D is little shorter than A. Who is the shortest?
What should come in place of the question mark (?) in the given series?
7 12 16 30 34 66 70 ?
Select the correct option that indicates the arrangement of the following words in a logical and meaningful order.
1. Lung
2. Kidney
<...Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
Which two numbers should be interchanged to make the given equation correct?
92 + 36 – 28 + (42 ÷ 3) – (22 × 4) = 10
(Note: Intercha...
Select the figure that will replace the question mark (?) in the following figure series.
Which two numbers (not digits) should be interchanged to make the given equation correct?
24 ÷ 3 – 4 × 2 + 6 × 5 + 12 = 50
What should come in place of the question mark (?) in the given series?
251, 254, 260, 269, 281, ?
Akash ranks 18th in a class of 37 students. What is his rank from the last?
Relevant for Exams:
