Simplify.(2a)4
A. 8a4
B. 16a4
C. 16a
D. 8a
Answer: B
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Solve the problem.A company has 12,600 employees. Of these, 
drive alone to work, 
car pool, 
use public transportation, 
cycle, and the remainder use other methods of transportation. How many employees use each method of transportation?
A. Drive alone: 3150; car pool: 2100; public transportation: 1575; cycle: 1400; 
B. Drive alone: 3250; car pool: 2100; public transportation: 1475; cycle: 1400; other: 1000
C. Drive alone: 315; car pool: 2100; public transportation: 1575; cycle: 1400; 
D. Drive alone: 3150; car pool: 2100; public transportation: 1575; cycle: 1400; 
Find the quotient and the remainder.21x8 - 35x4 divided by 7x
A. 3x8 - 5x4; remainder 0 B. 3x7 - 5x3; remainder 0 C. 3x9 - 5x5; remainder 0 D. 21x7 - 35x3; remainder 0
Determine whether f is continuous at c.f(x) = 
;c = -9
A. not continuous B. continuous
Solve the problem.Don James wants to invest $63,000 to earn $1288 per year. He can invest in 
bonds paying 
per year or in a Certificate of Deposit (CD) paying 
per year. How much money should be invested in each to realize exactly $1288 in interest per year?
A. $29,000 in B-rated bonds and $34,000 in a CD B. $35,000 in B-rated bonds and $28,000 in a CD C. $34,000 in B-rated bonds and $29,000 in a CD D. $28,000 in B-rated bonds and $35,000 in a CD