If the height, n, of a trapezoid equals the length of its shorter base and the longer base is twice the shorter base, then the area of the trapezoid is
(a) 2n
(b) 3n2
(c) 1.5n3
(d) 1.5n2
(e) None of these is correct.
(d) 1.5n2
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Simplify.
A. 0.03 B. 0.0003 C. 0.003 D. 0.3
Solve and check.-5.4y = 10.8
A. y = -5.4
B. y = - 
C. y = -2
D. y = -8.8
Solve the problem. Express the answer in scientific notation to two decimals.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels 1.86 × 105 miles/second.
A. 6.0 × 105 mi B. 6.0 × 107 mi C. 6.0 × 1014 mi D. 6.0 × 1012 mi
Solve.A bakery plans to market a mixed assortment of its two most popular cookies: Chocolate Chip and Toffee Chunk. Their marketing analyst proposes that the new assortment be constrained by the inequality 
where C is the number of Chocolate Chip cookies and T is the number of Toffee Chunk cookies. Their sales analyst suggests in order to offer a reasonably priced product the assortment should be constrained by the inequality 
The number of each type of cookie cannot be negative, so 
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Graph the region satisfying all the requirements for the assortment using C as the horizontal axis and T as the vertical axis. Does the combination of 7 Chocolate Chip cookies and 2 Toffee Chunk cookies satisfy all of the requirements?
A. 
; Yes
B. 
; Yes
C. 
; No
D. 
; No