Question

Help:Solve step by step (Answer is 6hours)

Please answer urgently!!!
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Answer 1

6 hours

Step-by-step explanation:

Refer attachment .

Answer 2

THE ANSWERS FOR THE ABOVE QUESTION ARE INCORRECT.

REQUIRED ANSWER FOR THE QUESTION MENTIONED ABOVE:-

$\frac{ - 2}{5} - ( \frac{ -4}{7} ) - ( \frac{ - 3}{10} )$

$= \frac{ - 28 + 40 + 21}{70}$

$= \frac{33}{70}$

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