Solve this For Me Please
1. An instrument store gives a 10% discount to all students off the original cost of
an instrument. During a back to school sale an additional 15% is taken off the
discounted price. Julie, a student at the local high school, purchases a flute for
$306. How much did it originally cost?
A. $325
B. $375
C. $400
D. $408
E. $425
2. If y(x-1)=z then x=
A. y-z
B. z/y + 1
C. y(z-1)
D. z(y-1)
E. 1-zy
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