0.4×29.95
=11.98 so your answer is 11 dollars and 98 cents
62$ (earns of 1 week) multiplied with 52 weeks (how often he earns the 62$) is 3224
Lets make it an improper fraction
5/3
we do not know how many chains so we'll put the (x)
therefore
5/3x=9.00
x= 5.4