Aptitude Interview Question:

The temperature at Mumbai is given by the function: -t2/6+4t+12 where t is the elapsed time since midnight. What is the percentage rise (or fall) in temperature between 5.00PM and 8.00PM?

Submitted by: Administrator

ans is 16 percent
let T eqals = -t^2/6+4*t+12 ( where t is elapsed time)
rate of change in temp. eqals dT/dt
dat is -4t^2-36t/(18+4*T)^2
here time elapsed is 3
putting the value t eqal 3
we get 144/900
so percentade change
(144/900)*100
ans 16 percent
Submitted by: Administrator