Time & distance

Quantitative Aptitude (CPO)

Title

45:30

8 of 24 completed

5 of 15 completed

38 of 100 completed

8 of 20 completed

Indian Economy - Understanding the basics of Indian economic system

A van complete a certain journey in 18 hour. It cover half the distance at 30 km/hr and the rest at 60 km/hr, The distance covered is ?

540km

650km

720km

760km

Solution:
Let the length be x km.
( x/2 x 1/30 ) + ( x/2 x 1/60) = 18
=> x/60 + x/120 =18
=>2x+x=18*120
X=720km.