If 100 cats kill 100 mice in 100 days, then 4 cats would kill 4 mice in how many days ? Choose the correct choice from the following answers
A) 1 day B) 4 days C) 40 days D) 100 days E) 50 days

Rationale: as 100 cats kill 100 mice in 100 days 1 cats kill 1 mouse in 100 days then 4 cats kill 4 mice in 100 days answer : d
Answer: D