A) \[\frac{-2}{3}\]
B) \[\frac{-41}{10}\]
C) \[\frac{39}{5}\]
D) \[\frac{41}{10}\]
Correct Answer: D
Solution :
\[\frac{3}{8}+\frac{7}{2}+\left( \frac{-3}{5} \right)+\frac{9}{8}+\left( \frac{-3}{2} \right)+\frac{6}{5}\] \[=\frac{3}{8}+\frac{7}{2}-\frac{3}{5}+\frac{9}{8}-\frac{3}{2}+\frac{6}{5}\] \[=\frac{15+140-24+45-60+48}{40}=\frac{164}{40}=\frac{41}{10}\]You need to login to perform this action.
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