Question

Divide the sum of -13/5 and 12/7 by the
| product of - 31/7 and -1/2.
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Answer 1

[(- 31/7)×(-1/2)]÷[(-13/5)+(12/7)] = (31/14) ÷ (-31/35) = (31/14) × (-35/31) [ by doing reciprocal ] = (-35/14) = -2.5