Quantitative Aptitude
Anuj and Anup have to travel from a place A to a place B in their respective cars. Anuj driving at 70 km/h, and takes 3 halts of 10 minutes each, while Anup is driving at 80 km/h, and takes 4 halts of 15 minutes each. The time taken by Anup to reach Place B, if Anuj takes 8.5 hours, is:
In the given figure, diameter AB and chord CD of a circle meet at P. PT is a tangent to the circle at T. If CD = 8 cm, PD = 10 cm and PB = 8 cm, find AB.
If secA + tanA = 3, then cosA is equal to:
\( \frac{4}{3} \)
\( \frac{3}{5} \)
\( \frac{3}{4} \)
\( \frac{5}{3} \)
The volume of a cuboid is twice that of a cube. If the dimensions of the cuboid are (8 m × 8 m × 16 m), the total surface area of the cube is:
If (a + b + c) = 12, and (ab + bc + ca) = 47, find the value of (a3 + b3 + c3 - 3abc).