The probability of a certain event is ........

  • A
    $2$
  • B
    $0$
  • C
    $1$
  • D
    $6$

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Similar Questions

$A$ card is drawn at random from a well-shuffled pack of $52$ cards. The probability of that card being a picture card is ............. (in $/13$)

The probability of scoring $70$ marks in a $100$ marks test is ...........

$100$ seeds were selected at random from each of $5$ bags of seeds,and were kept under standardised conditions equally favourable to germination. After some days,the number of seeds which had germinated in each collection were counted and recorded as follows:
Bag $1, 2, 3, 4, 5$
Number of seeds germinated $76, 89, 65, 58, 85$

What is the probability of germination of:
$(1)$ more than $60$ seeds in a bag?
$(2)$ less than $60$ seeds in a bag?
$(3)$ more than $90$ seeds in a bag?

$80$ bulbs are selected at random from a lot and their lifetime (in $hrs$) is recorded in the form of a frequency table given below:
Lifetime (in hours) $300$ $500$ $700$ $900$ $1100$
Frequency $10$ $12$ $23$ $25$ $10$

One bulb is selected at random from the lot. The probability that its lifetime is $1150$ hours is:

Two dice are thrown simultaneously $500$ times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in the following table:
Sum Frequency
$2$ $14$
$3$ $30$
$4$ $42$
$5$ $55$
$6$ $72$
$7$ $75$
$8$ $70$
$9$ $53$
$10$ $46$
$11$ $28$
$12$ $15$

If the dice are thrown once more,what is the probability of getting a sum less than or equal to $5$?

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