Carol types 57 words in 3 minutes.how many words would she type in 1 hour?

1,140 words

Step-by-step explanation:

57/3 = 19 words per minute

there are 60 minutes in an hour

19x60 = 1140

Rational is the number that cam be represented by an ordinary fraction, as:

2/5
0.6
1.3333....

Irrational is the number that cannot be represented by an ordinary fraction. It have infinity decimals  after decimal point and it is non-periodic, as

0,01001000100001...