Ineed to find the tax rate as a percent if the total was $295 and the tax was $7.50

(40 points) i need some . an answer definition is appreciated as well.

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?