Question

The rate of work of R is thrice that of S. R alone can
do a piece of work in 16 days. S started the work and
R joined him after a few days. The work was
completed in 30 days. For how many days did R
work?​

Answer 1

I couldn't solve this problem, hope you will get anawer soon.

Answer 2

Answer:

6 days

Step-by-step explanation:

Er:Es= 3:1

Ers= 4

w= Er×Tr = 3×16= 48

X×1+(30-X)4=48

X= 24

30-24=6