Amira can type 720 words in sixteen minutes, Reya can type 820 words in 18 minutes ans Zunaira can type 798 words in 19 minutes. Whos is/are the fastest typist (s)?
A
Amira
B
Zunaira
C
Raya
D
Both Amira and Raya
Correct Answer: Raya
Amira typing speed = 720/16 = 45 words/minutesReya typing speed = 820/18 = 45.56 words/minutesZunaira typing speed = 798/19 = 42 words/minutesSo, Reya is the fatest typist (Ans)