Math, asked by jawad66, 3 months ago

a coin is tossed twice at random what is the probability of getting.
1)At least one tail.
2)The same face.​

Answers

Answered by Anonymous
3

Step-by-step explanation:

The only way in which at least one head will not occur is if both tosses give tails.

S=HH,HT,TH,TT

The probability of this is the probability of a single tails multiplied by itself.

The probability of this is approximately

2

1

, so the probability of two in a row is

2

1

2

1

=

4

1

If the probability of getting no heads is 14 , the probability of getting at least one head is 1−

4

1

=

4

3

Answered by SmitaMissinnocent
2

Answer:

Find the amount of stationery to be shown in Income and Expenditure Account of Vinod

Welfare Society:

Particulars 2019 2020

Creditors for stationery

Stock of Stationery

15,000

70,000

60,000

2,00,000

Payment made to creditors during the year Rs.3,00,000. Stationery purchased in cash during

the year was 25% of the total purchase of stationery.

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