SOLUTION: Luis and Julia have the same number of coins. Luis has only dimes and Julia has only quarters. If Julia has $1.80 more than Luis does, how many coins does each have ?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Luis and Julia have the same number of coins. Luis has only dimes and Julia has only quarters. If Julia has $1.80 more than Luis does, how many coins does each have ?      Log On

Let "n" be the number under the question.


Then from the condition, you have this basic equation


25*n - 10*n = 180  cents.


==============>  n =  =  = 12.     ANSWER