This is rated hard. Why? Mostly it’s picking what to do quickly. First eliminate the mixed numbers, then cancel the 15s in the bottom–don’t flip and multiply if possible.
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(2 3/5− 1 2/3)/(2/3 – 3/5)
(A) 16
(B) 14
(C) 3
(D) 1
(E) -1
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