https://mail.adamaths.com/forum/
10070090060
https://mail.adamaths.com/forum/viewtopic.php?f=91&t=3550
Page
1
of
1
10070090060
Posted:
Tue Dec 05, 2017 6:20 pm
by
ada
After decreasing a number by $\frac15$ you get $20$. What was the original number?