Let n be the number 18=60% of n
18=0.6n
18/0.6=n
30=n
the answer for this is 84915
Answer:
(1,3)
Step-by-step explanation:
Solution:
we are given that
A student has some $1 and $5 bills in his wallet.
Let there x $1 bills and y number of $5 bills.
He has a total of 14 bills that are worth $34.
So we can write


Now solve these two equations together using substitution as follows

Hence there are 9 $1 bills and 5 bills are of $5.