Challenger App

No.1 PSC Learning App

1M+ Downloads
4 boys or 6 girls can reap a field in 78 days. How long will 7 boys and 9 girls take to reap it ?

A15 days

B18 days

C20 days

D24 days

Answer:

D. 24 days


Related Questions:

The first contact point of community with Medical Officer :
Box sextant is used for the measurement of
Reduction in gradient with horizontal curve is called:
100 വരെയുള്ള എണ്ണൽ സംഖ്യകളുടെ ശരാശരി എത്ര?
The coordination number of fcc structure is