Solution:
Numbers divisible by 3 are 3, 6, 9, 12, 15,18,21,24
and numbers divisible by 4 are 4, 8, 72, 16,20,24
and numbers divisible by (3 x 4 = 12) are 12, 24
probability that the chosen number is divisible by 3 or
An integer is chosen at random from the numbers 1,2,...,25. The probability that the chosen number is divisible by 3 or 4, is
Numbers divisible by 3 are 3, 6, 9, 12, 15,18,21,24
and numbers divisible by 4 are 4, 8, 72, 16,20,24
and numbers divisible by (3 x 4 = 12) are 12, 24
probability that the chosen number is divisible by 3 or