State how many peaks you would expect for the distribution described.Voice pitch for the people in the school auditorium consisting of 6 year olds giving a concert, their mothers, and their fathers
A. None
B. Three
C. One
D. Two
Answer: B
Mathematics
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Solve the problem.Find the measure of the indicated exterior angle.
?x = (5n - 18)°, ?y = (n + 10)°, ?z = (160 - 6n)°
A. 142° B. 76° C. 166° D. 96°
Mathematics
Multiply.(5 - 3x5)2
A. 9x25 - 30x5 + 25 B. 9x10 + 25 C. 9x10 - 15x5 + 25 D. 9x10 - 30x5 + 25
Mathematics
Solve the problem.On her way to a holiday weekend, Nancy drove 1
hours in rush-hour traffic. When traffic eased up, she was able to increase her speed by 40 miles per hour and drove another 4
hours. If the entire trip was 324 miles, how fast did she drive in rush-hour traffic?
A. 25
mph
B. 25 mph
C. 26 mph
D. 24 mph
Mathematics
Determine whether the given point is on the graph of the equation.y = 9x - 4; (-3, -31)
A. Yes B. No
Mathematics