A pizza store charges 6% sales tax on the cost of a pizza order and a $5 delivery charge.
(The delivery fee is not subject to sales tax.)
The following functions represent this situation:
f(a) = 1.06a
g(6)=b+5
Match each of the following expressions to its meaning in the context of this situation.

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?