The value of 80° in radian is
If tan A = 1/2 and tan B = 1/3, then the value of A + B is
The value of \({3 \over 1.2}+{3 \over 0.12} + {3 \over 0.012}+ ....upto \space8\space terms..is\)
A man walking at a rate of 4 km/h crossed a tunnel in 18 minutes. What is the length of the tunnel in meters?
Working together, A, B and C can finish a piece of work in 3 hours. A finishes the same work in 8 hours and B finishes it in 6 hours. How long will it take for C alone to finish the same work?