Find an equation for the sphere with the given center and radius.Center (-3, 0, 0), radius = 7
A. x2 + y2 + z2 - 6x = 40
B. x2 + y2 + z2 + 6x = 40
C. x2 + y2 + z2 - 6x = 7
D. x2 + y2 + z2 + 6x = 7
Answer: B
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A. 258.41° B. 258.31° C. 258.35° D. 258.36°
Solve the problem.A pick-up truck is fitted with new tires which have a diameter of 41 inches. How fast will the pick-up truck be moving when the wheels are rotating at 425 revolutions per minute? Express the answer in miles per hour rounded to the nearest whole number.
A. 26 miles per hour B. 61 miles per hour C. 52 miles per hour D. 8 miles per hour
Solve the linear equation.
- 
= 2
A. {30} B. {-60} C. {60} D. {-30}
Write the fraction.At Smith's Apple Orchard one day, 50 people were picking apples, 23 people were picking pumpkins, and 27 people were picking raspberries. What fractional part of the people were picking either apples or pumpkins?
A. 
B. 
C. 
D. 