Question

* C'ean do a piece of work in 20 days while 'D'alone can do it in 12 days. Dworked at it for 9 days. 'C'ean
finish the remaining work in:
(a) 3 days
(b) 5 days
(d) 11 days
​

Answer 1

Step-by-step explanation:

$\huge\mathcal{\fbox{\fbox{\red{Answer}}}}$

$\huge\mathcal{\fbox{\fbox{\red{11 days}}}}$