One of the values r (radius), d (diameter), C (circumference), or A (area) is given for a particular circle. Find the indicated value. Leave ? in your answer.d = 60 ft; r = ?
A. 15? ft
B. 15 ft
C. 30 ft
D. 30? ft
Answer: C
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Solve the problem.The weight in pounds of ten randomly-selected football players are as follows. Find the midrange of these weights. 
A. 248 lb B. 251 lb C. 250 lb D. 243 lb
Find percent notation.
Round to the nearest tenth, if necessary.
A. 130% B. 41.4% C. 5.4% D. 53.8%
The temperatures on a summer day satisfy the inequality below, where t is the temperature in degrees Fahrenheit. Express this range without using absolute value symbols.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
The Richter scale converts seismographic readings into numbers for measuring the magnitude of an earthquake according to this function M(x) = log 
, where xo = 10-3.Find the magnitude (to one decimal place) of an earthquake whose seismographic reading is 2000 millimeters at a distance of 100 kilometers from its epicenter.
What will be an ideal response?