Skip to main content

Posts

Showing posts from May, 2021

Two ants of length 1 cm and 1.2 cm crawl in opposite directions with average speeds of 2 and 3 mm per second respectively. How many seconds will they take to cross each other

Two ants of length 1 cm and 1.2 cm crawl in opposite directions with average speeds of 2 and 3 mm per second respectively. How many seconds will they take to cross each other?  A. 4.4 B. 2.8 C. 0.4 D. 1.5   Answer:  Option A