If sohail walks from his home to office at 16km/hr.he is late by 5 min.If he walks at 20km/hr.he reaches 10 min before the office time. Find the distance of his office from his home?
A tank is 7 m long and 4 m wide.At what speed should water run through a pipe 5 cm broad and 4 cm deep so that in 6hr and 18 minutes water level in the tank risese by 4.5 m?
A motorcycle is twice as fast as a car and car is thrice as fast as scooter. The journey covered by scooter in 54 minutes will be covered by a motorcycle in?
(a)8 minutes
(b)12 minutes
(c)9 minutes
(d)none of these
Mathematics is the handwriting on the human consciousness of the very Spirit of Life itself.
Claude Bragdon
Mathematics has 25%formulas, 25%proofs and apply 25%thinking and 25%efforts.
In real life situations proofs are nothing but already existed stories(we know the solutions from all experienced people).
formulas are nothing but goals. we have so many goals b