1. Mrs. Rodger got a weekly raise of $145. If she gets paid every other week, write an integer describing how the raise will affect her paycheck.

2. The value of x + x(x^x) when x = 2 is:

(a) 10

(b) 16

(c) 18

(d) 36

(e) 64

3. Mr. Jones sold two pipes at $1.20 each. Based on the cost, his profit one was 20% and his loss on the other was 20%. On the sale of the pipes, he:

(a) broke even

(b) lost 4 cents

(c) gained 4 cents

(d) lost 10 cents

(e) gained 10 cents

4. The distance light travels in one year is approximately 5,870,000,000,000 miles. The distance light travels in 100 years is:

(a) 587 × 10⁸ miles

(b) 587 × 10¹⁰ miles

(c) 587 × 10^-10 miles

(d) 587 × 10¹² miles

(e) 587 × 10^-12 miles 

5. A man has $ 10,000 to invest. He invests $ 4000 at 5 % and $ 3500 at 4 %. In order to have a yearly income of $ 500, he must invest the remainder at:

(a) 6 %

(b) 6.1%

(c) 6.2 %

(d) 6.3 %

(e) 6.4 %

6. Jones covered a distance of 50 miles on his first trip. On a later trip he traveled 300 miles while going three times as fast. His new time compared with the old time was:

(a) Three times as much

(b) Twice as much

(c) The same

(d) Half as much

(e) A third as much 

7. If (0.2)^x = 2 and log 2 = 0.3010, then the value of x to the nearest tenth is:

(a) -10.0

(b) -0.5

(c) -0.4

(d) -0.2

(e) 10.0