Areading list for a course contains 20 articles. how many ways are there to choose three articles from this list? place your answer in the blank. do not use any decimal places or commas. for example, 45 would be a legitimate entry.

60.9774

step-by-step explanation:

because when you add 47.6 plus 7.32 equals 54.92

and when you add .0574 + 6= 6.0574

and when you add 54.92 and 6.0574 you get the answer of 60.9774.

plzz mark brainlest last one got deleted. cause i didn't explain it but i did but i understand what the mod meant

25.3

step-by-step explanation:

1st step

add 3+6

=9

multipy 9*3

=37