Probability Practice Set - 1

1. In a simultaneous throw of two dice, find the probability of getting a total of 7.

a) 2/3

b) 1/6

c) 2/7

d) 3/7

e) 4/7

2. A coin is tossed successively three times. Find the probability of getting exactly one head or two heads.

a) ¼

b) ½

c) ¾

d) 1

e) None of these

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Probability: Quantitative Aptitude Notes

PROBABILITY

Introduction:

Probability means the chances of happening or occurring of an event. The probability of an event tells that how likely the event will happen. Situations in which each outcome is equally likely then we can find the probability using probability formula. Probability is a chance of prediction. If the probability that an event will occur is “x”, then the probability that the event will not occur is “1 – x”. if the probability that one event will occur is “a” and the independent probability that another event will occur is “b”, then the probability that both events will occur is “ab”.

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Quant Practice Questions for SBI PO 2017

Quant Practice Questions for SBI PO 2017

Directions (1 – 5): Read the following information and answer the questions accordingly.

1. Quantity I: By selling 20 mangoes for Rs.520 a total profit of Rs. 40 is obtained. What is the cost price of one mango?

Quantity II: Total market price of 15 mangoes Rs.500 which was Rs.50 more than the total cost. What is the cost price of one mango?

a) Quantity  I<Quantity II

b) Quantity I>Quantity II

c) Quantity I≤ Quantity II

d) Quantity I≥ Quantity II

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Quant Quiz for SBI PO 2017 (Probability and P&C)

Quant Quiz for SBI PO 2017 (Probability and P&C)

1. A college has 10 basketball players. A 5-member team and a captain will be selected out of these 10 players. How many different selections can be made?

a) 1260

b) 210

c) 210 × 6!

d) 1512

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