If the number in the statement is written in scientific notation, write it without exponents. If it is written without exponents, write it in scientific notation.The life span of the average male human being is approximately 37,843,200 minutes.
A. 3.78432 × 107 minutes
B. 3.78432 × 106 minutes
C. 3.78432 × 105 minutes
D. 37.8432 × 106 minutes
Answer: A
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A. 
B. 
C. 
D. 
Solve the problem.Find the volume that remains after a hole of radius 1 is bored through the center of a solid sphere of radius 3. Round to the nearest tenth.
A. 30.2 B. 284.3 C. 23.7 D. 94.8
Solve the problem.For its regular delivery service, a parcel service charges 
for the first 5 pounds plus $1.50 for each additional pound. (i) Draw a linear graph that can be used to estimate the cost of parcels weighing 5 to 25 pounds. Use the horizontal axis for the weight and the vertical axis for the cost. (ii) Use the graph to estimate the weight of a parcel which costs 
A. (i) 
(ii) About 17 lb
B. (i) 
(ii) About 7 lb
C. (i) 
(ii) About 12 lb
D. (i) 
(ii) About 20 lb
Solve the problem.A new exhibit is scheduled to open at the local museum. Museum officials expect that 6000 people will visit the exhibit in its first week, and that the number of visitors will drop by 30 people per week after the first week during the first 6 months. Find the total number of visitors expected in the exhibit's first 7 weeks.
A. 41,190 visitors B. 29,550 visitors C. 35,550 visitors D. 41,370 visitors