1  12r^{2} – 51r + 45 =

2  Column A (16)(15)(14)
Column B 16!/13!

3  If the number of seconds in d days equals the number of minutes in 8 weeks, then d =

4  A right triangle ABC has hypotenuse 20 and base 16.
Column A: The area of triangle ABC
Column B: Two times the perimeter of triangle ABC

5  Peter left home and drove toward the family vacation house at an average speed of 40 km/hour. Sophia left home some time later and, driving at 48 km/hr for five hours, caught up with Peter. At that time Peter had been driving for h hours.
Column A 336 km
Column B The distance Sophia could drive in h hours at her current speed

6  The number n is an integer, 7^{n} < 3000, and 5^{n} > 600.
Column A: 5
Column B: n

7  If x^{2} – 4x = 45, then x =
I 9
II 8
III 5

8  Column A: Number of square tiles needed to cover a space on a wall of 72” x 108”, using tiles that each have a perimeter of 36 inches.
Column B: Number of square tiles needed to make a rectangular border one tile wide around the outside of the same 72” x 108” space, using tiles that each have an area of 9 square inches.

9  A girl sells cups of lemonade at a stand. Her sales on Wednesday compared to Tuesday were in the ratio 3:2. If she had sold 80 more cups of lemonade on Tuesday, she would have sold the same number of cups on each day.
Column A: The number of cups of lemonade she sold on Tuesday
Column B: Twice the number of additional cups needed on Tuesday to match Wednesday’s sales

10  The product of the greatest prime factor of 88 and the smallest prime factor of 117 is
