9,000 * 3% = 270
So it would be $270 in sales tax
It would still be 7:2 because when tripled, you triple both numbers, so you get 21: 6, which is the same thing as 7:2, but you just use more. And for ratios, they usually want them to be in simplest form, so it is d) 7:2. The ratio does not change when you triple both sides.
Answer:
96. (b)-0.066
97. (d)-0.096
98. (a)179
99. (a)-78
Step-by-step explanation:
Please see attachment