Question

In how many ways can 4 children have their birthday in any 4 of the 365 days in a
year?​

Answer 1

Answer:

Do the same for the next 4 people. We get this formula: 365/365 * 364/365 * 363/365 * 362/365 *361/365 * 360/365. Hence we get a 0.9595 chance, or 95.96%. Check it out!!