Answer:
458 turns/min ----- 13740/30 min
Step-by-step explanation:
3206/7 (min) = 458
458 x 30 (min) = 13740
B.
The absolute value of 0 is 0 so 0 = 0 is true.
D
You first add 4 to all of the numbers giving you 7, 24, 41, and 49. Only choice D is a perfect square. for reference, 7*7=49