The surname of 40 children in a class were arranged in alphabetical order, 16 of the surnames begin with O and 9 of the surnames

Question

2 years ago

6

The surname of 40 children in a class were arranged in alphabetical order, 16 of the surnames begin with O and 9 of the surnames

begins with A. 14 letters of the alphabet do not appear as the first letter of a surname. what is the probability that the surname of a child picked at random from the class begins with either O and A?

Mathematics

2 answers:

lora16 [44] · Answer 1 · 2022-07-08T18:11:48+03:00

lora16 [44]2 years ago

8 0

A because I did it it was right

Crazy boy [7] · Answer 2 · 2022-07-08T20:39:33+03:00

Crazy boy [7]2 years ago

4 0

Letters A and O: 16+9=25 ppl
40 ppl total
25/40