A factory requires 42 machines to produce a certain number of articles in 63 days. It is proposed to produce same number of articles in 54 days, using x machines.
The value of 3x is
1
49
2
36
3
108
4
147
A factory requires 42 machines to produce a certain number of articles in 63 days. It is proposed to produce same number of articles in 54 days, using x machines.
The value of 3x is