- If the sum of 8 and a certain number, b, is equal to 20 minus the same number, then b =?
(F) 2
(G) 4
(H) 6
(J) 10
(K) 14
Liz worked 3 less than twice as many hours as Rachel did. If W is the number of hours Rachel worked, which of the
following expressions shows the total number of hours worked by Liz and Rachel together?
19.
(A) 2 W − 3
(B) 2 W + 3
(C) 3 W − 3
(D) 3 W + 3
(E) 4 W − 2
The area of a circle is πr^2 where r is the radius. If the circumference of a circle is hπ, what is the area of the circle, in terms
of h?
20.
(F) h^2 r^2
(G)
(H)
(J) h^2 π
(K) 4 h^2 π
- If m ≠ 0 and m ≠ 1, m ‡ What is the value of 6 ‡ − (−5)‡?
