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Chandler Preparatory Academy

INTERMEDIATE ALGEBRA

SEMESTER 2, 2017-2018

(Time allowed: 90 minutes)

GRADE 7 - MOCK FINAL EXAM

Instructions: Write all answers in simplest form. GOOD LUCK!

Grading: Each question will be graded out of THREE points for a total of 90 points. Bonus questions are also worth TWO points each for a maximum possible total of 100/90.

1. An item was $60. First the item was discountedby 20%, then a 10% tax was added on after thediscount. What is the final price of the item?

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3. Five small congruent circles are exactlyinside a larger circle which has radius 6 cm.Find the area of the shaded region in terms of 1r.

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2. Joe used to swim a lap in 50 seconds. Afterimproving, he can now swim a lap in 32 seconds. Whatis the percent decrease in his time?

4. A circle with center A and radius three inchesis fit inside a larger circle at points B and C.What is the perimeter of the shaded region interms of 1r? Include both the inner and outer edges.

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