Answer:
1%
Step-by-step explanation:
Interest gain would be 9880 - 9500 = 380 dollars
9500 * i * 4 yrs = 380
i = .01 or 1%
y=3x+3..................
x = 2
note that 4096 = , then
=
Since bases on both sides are equal, both 8 , then equate the exponents
2x = 4 ( divide both sides by 2 )
$15.2