1.

What should come in place of question mark (?) in the following question?\(27\frac{1}{2} + 15\frac{3}{4} - 12\frac{2}{5} + 18\frac{4}{5} = ?\)

A. \(49\frac{{13}}{{20}}\)
B. \(48\frac{{13}}{{20}}\)
C. \(49\frac{{33}}{{20}}\)
D. 49
Answer» B. \(48\frac{{13}}{{20}}\)


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