Answer:
14.5
Step-by-step explanation:
12×12=144 5×6=30 144+30=174 3×4=12 174/12=<em>14.5</em>
PQ
SR
PR
they are all going down while the others rise
Let the income and saving rs7x and respectively 2x
then
2x=500
$240.00 is the monthly interest