3.A hat is marked down by 15%. The original cost was $20. What is the discount amount for the hat? 4. What is the sale price of the hat from question #3 after the discount has been taken off the hat?

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.

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

Rationalize the denominator- 12x/√x-10