Question

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(3 3/5 + 2 4/5 ) : 6/7 = ?
3/4 : 4 1/2 + 7 : 1 1/6 = ?
3/5 : ( 1 1/2 - 34) = ?

Answer 1

(3 3/5 + 2 4/5 ) : 6/7 = 5 7/5 * 7/6 = 32/5 * 7/6 = 16/5 * 7/3 = 112/15 = 7 7/15
3/4 : 4 1/2 + 7 : 1 1/6 = 3/4 : 9/2 + 7 : 7/6 = 3/4 * 2/9 + 7 * 6/7 = 1/2*1/3 + 6 = 1/6 + 6 = 6 1/6
3/5 : ( 1 1/2 - 34) = 3/5 :  (-32 1/2) = 3/5 : (-65/2) = 3/5 * (-2/65) = -6/325