Patrick drank 3/4 liter of water Monday before jogging. He drank 4/5 liter of water after his jog. How much water did Patrick drink altogether? Write your answer as a mixed number. You do not have to simplify.

1 and 11/20

Step-by-step explanation:

3/4 + 4/5

= 15/20 + 16/20

= 31/20

= 1 and 11/20

Hope this helped!

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b