Question

pls solve this problem setp by step please please please please please and i am repeat again step by step​

Answer 1

before noon 7/2 hours

in afternoon 17/4 hours

total hours =7/2+17/4

=(14+17)/4

=31/4

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Answer 2

Answer:

$\frac{7}{2}$ hrs before noon means 3.5 hours and 4$\frac{1}{4}$ hrs in the afternoon means 4.25 hours so the office is open for 3.5 hours +4.25 hours=7.75 hours a day

Step-by-step explanation: