Two search-and-rescue teams leave base camp at the same time, looking for a lost child. The first team, on horseback, heads north at 2 mph, and the other team, on foot, heads south at 1 mph.How long will it take them to search a distance of 9 miles between them?
A. 5.5 hours
B. 3 hours
C. 4 hours
D. 3.5 hours
E. 4.5 hours
Answer: B
Mathematics
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Evaluate the expression using the order of operations.-5 ? 
A. 5 B. -25 C. 25 D. - 5
Mathematics
Write the word name for the number.9,300,695
A. Nine million, three hundred thousand, six hundred ninety-five B. Nine million, thirty thousand, six hundred ninety-five C. Nine million, three thousand, six hundred ninety-five D. Ninety-three thousand, six hundred ninety-five
Mathematics
Find the exact value of the expression.sin 260° cos 20° - cos 260° sin 20°
A. - 
B. - 
C. 
D. - 
Mathematics
Find an equation of the circle with the given center and radius.Center at (-3, 2); radius = 9
A. (x + 3)2 + (y - 2)2 = 81 B. (x - 2)2 + (y + 3)2 = 9 C. (x - 3)2 + (y + 2)2 = 81 D. (x + 2)2 + (y - 3)2 = 9
Mathematics