3 1/4% of what number is 65?

1 Answer
Apr 16, 2016

Answer:

The original number was 2000

Explanation:

Write #3 1/4# as #3.25#

Write #3 1/4%" as " 3.25/100#

Let the original number be #x#

Then we have: #3.25/100xx x= 65#

#=>x=65xx100/3.25#

#x=2000#
'~~~~~~~~~~~~~~~~~~~~~~~~~~
Check

#3.25/100xx2000=?#

#3.25xx2000/100=?#

#3.25xx20=65#