exam Maths Puzzle Numerical Ability

perform th eindicated operation . Express the answer in scientific notation. ( 5.6x 10^3) ( 4x10^5)

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exam Other Question

The wheel of a truck is turning at 6 revolutions per second. The wheel is 4 feet in diameter.

A. Find the angular velocity of the wheel in radians per second.
B. Find the linear velocity in feet per second of a point on the rim of the wheel. If triangle TUV has coordinates T(1,1) U(2,5)V(0,4)
Find the coordinates of the vertices of triangle TUV after a 90 degree clockwise rotation.