Round to the indicated place.Chuck Yeager, who made the first supersonic flight, flew a North American Aircraft X-15 rocket plane to an altitude of 314,950 feet. Round to the nearest thousand feet.
A. 310,000 feet
B. 315,000 feet
C. 314,000 feet
D. 314,900 feet
Answer: B
Mathematics
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A man gets a job with a salary of $50,000 a year. He is promised an $1800 raise each subsequent year. Find his total earnings for a 10-year period.
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Determine whether the expression represents a number that is positive, negative, or zero.-110
A. Positive B. Zero C. Negative
Mathematics
Simplify.
+
2- 
A. 
B. 
C. 
D. 
Mathematics