'A' does 30% of a work in 30 days. He then call 'B' and they together finish the remaining work in 20 days. How long B alone would take to do the whole work?

1
40
2
80
3
120
4
160

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation