I need Help FAST... Choose the set of ordered pairs represented by mapping diagram shown.
A) {(14,7), (28,14), (21,42), (52,28), (35,52)}
B) {(7,14), (28,14), (21,42), (52,28), (35,52)}
C) {(14, 7), (28,14), (42,21), (52,28), (35,52)}
D) {(7,14), (14,28), (21,42), (28,52), (35,52)

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

Describe a situation that you could represent with the inequality x< 17

Find the percent error of the measurement 4 cm