Perform the indicated operation. Simplify if possible.
+ 9
A. 
B. 
C. 
D. 
Answer: A
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Simplify by using the order of operations. Round your answer to the nearest hundredth.1.1 + 3.7 ÷ 15 × 4.01 + 5.41
A. 2.73 B. 3.01 C. 6.69 D. 7.50
Convert the angle in radians to degrees. Express the answer in decimal form, rounded to two decimal places.2
A. 115.5° B. 114.59° C. -0.02° D. 0.03°
Solve.The sum of a number and 1 times its reciprocal is -2. Find the number.
A. 0 B. -1 C. 1 D. -2
Solve the problem.Four bacteria are placed in a petri dish. The population will double every day. The formula for the number of bacteria in the dish on day t is N(t) = 4(2)t, where t is the number of days after the four bacteria are placed in the dish. How many bacteria are in the dish six days after the four bacteria are placed in the dish?
A. 48 bacteria B. 256 bacteria C. 144 bacteria D. 12 bacteria