=2025
change 18months to years=1.5 years then you use the formula
PRT÷100
The answer to your problem is 50b+8
A:
2t
t is the number of toys
b:
(p+12)/16
p is the price
Sergio will buy first! He is earning more than Lia per week, and it would take him about 34 weeks and he’d haves little money left over by that time :)