Question

Reeta types 40 words per minute and takes 24 minutes to type a certain document her friend Geeta has a typing speed of 48 words per minute how much time will she able to type the same document

Answer 1

40
$40 \times 24 = 960$

Answer 2

in 1 min reeta types =40
in 24 min reta typed=40×24=960
geeta types 48 words in =1min
therefore to type 960 words geeta need=960/48=20 min