Simplify.1.1 ÷ 2 + 2 × 0.2 - 0.42
A. 3.09
B. 0.79
C. 100.79
D. 0.09
Answer: B
Mathematics
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Complete.540 min = hr
A. 22 B. 4 C. 216 D. 9
Mathematics
Find all real numbers in [0, 2?] that satisfy the equation.cos 2x = 
A. 
B. 
, 
, 
, 
C. 
, 
D. 
Mathematics
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.-8x6
A. Monomial; variable x; coefficient -8; degree 6 B. Monomial; variable x; coefficient 6; degree 0 C. Monomial; variable x; coefficient 6; degree -8 D. Not a monomial
Mathematics
Solve the problem.At an altitude of 3400 ft, the engine on a small plane fails. What angle of glide is needed to reach an airport runway that is 5 miles away by land? (Round your answer to the nearest tenth of a degree.)
A. 7.3° B. 88.9° C. 89.9° D. 8.3°
Mathematics