Home
Class 12
MATHS
If 30 dates are named at random, find th...

If 30 dates are named at random, find the probability that 5 of them will be Sundays.

Text Solution

Verified by Experts

The correct Answer is:
`(2)/(7)`
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS EXAMPLES

    CHHAYA PUBLICATION|Exercise WBJEE ARCHIVE 2017 (UNIT-2)|1 Videos

  • MISCELLANEOUS EXAMPLES

    CHHAYA PUBLICATION|Exercise WBJEE ARCHIVE 2017 (UNIT-3)|13 Videos

  • MISCELLANEOUS EXAMPLES

    CHHAYA PUBLICATION|Exercise WBHS ARCHIVE 2017 (UNIT-6)|2 Videos

  • METHOD OF SUBSTITUTION

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Examination (Assertion-Reason Type)|2 Videos

  • ORDER AND DEGREE OF DIFFERENTIAL EQUATION

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Examination (E Assertion - Reasion Type )|2 Videos

Similar Questions

Explore conceptually related problems

If 30 dates are named at random, what is the probability that 5 of them will be Sundays?

If 16 dates are named at random , what is the probability that 3 of them will be Sunday?

A bag contains 5 white and 4 black balls. If 3 balls are drawn at random, find the probability that at least two of them are white.

A bag contains 5 white and 4 black balls.If 3 balls are drawn at random,find the probability that at least two of them are white.

If the letters of the word REGULATIONS be arranged at random, find the probability that there will be exactly four letters between the R and the E .

If the letters of the word MOTHER are arranged at random then find the probability that the vowels will be next to each other.

Out of 21 tickets marked with numbers , from 1 to 21 , three are drawn at random, find the probability that the three numbers on them are in A.P.

If out of 20 consecutive whole numbers two are chosen at random, then find the probability that their sum is odd.

Out of 3n consecutive integers, three are selected at random. Find the probability that their sum is divisible by 3.

A box contains 7 white and 5 black balls three are drawn at random find the probability that they are not of the same colour when one by one without replacement.