Find the indicated measure of central tendency.The speeds (in mph) of the cars passing a certain checkpoint are measured by radar. The results are shown below. Find the midrange.44.2?41.0?43.0?40.9?43.040.4?44.7?41.5?44.2?42.844.0?41.5?40.9?44.0?41.0
A. 42.8
B. 4.30
C. 42.30
D. 42.55
Answer: D
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Use the chart to answer the question.The NSC (Not So Consistent) Corporation has just completed its first year of business. The following chart shows its monthly profit (or loss). Month Profit (Loss) in DollarsJanuary -14,526February 1874March -8977April -14,107May 14,073June 14,632July -13,834August -13,170September -4860October 6630November -3338December-974Of the months which had no profit, which had the least loss?
A. February B. January C. June D. December
Solve the problem.A pie-shaped (triangular) lake-front lot has a perimeter of 1500 feet. One side is 200 feet longer than the shortest side, while the third side is 400 feet longer than the shortest side. Find the lengths of all three sides.
A. 100 feet, 200 feet, 300 feet B. 400 feet, 400 feet, 400 feet C. 400 feet, 600 feet, 800 feet D. 300 feet, 500 feet, 700 feet
Find the measures of x, y, and z in the figure.
A. ?x = 118° ?y = 27° ?z = 118° B. ?x = 153° ?y = 27° ?z = 153° C. ?x = 63° ?y = 27° ?z = 63° D. ?x = 27° ?y = 153° ?z = 153°
Solve the problem.Kevin invested part of his $10,000 bonus in a certificate of deposit that paid 6% annual simple interest, and the remainder in a mutual fund that paid 11% annual simple interest. If his total interest for that year was $700, how much did Kevin invest in the mutual fund?
A. $2000 B. $3000 C. $1000 D. $8000