Chris is an electrician. His fee is $40 for every home visit and further he charges $30 for each hour spent working.
a. What will n hours of labour cost?
b. Find the total money to be paid (m) dollars for a job taking t hours at your home.
c. Hence find the total money to be paid for a job taking:
i. 2 hours ii. 4 ½ hours.
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Answer:
a)$40+$30n
b)$40+$30t
c)
(!)$100
(!!)$175
Step-by-step explanation:
a)his fees of visiting =$40
his fees for one hour=$30
his fees for n hour =$30 × n
=$30n
his total fees=$40+$30n
b)his fees of visiting =$40
his fees for one hour=$30
his fees for time t hours = $30 × t =$30t
his total fees=$40+$30t
c))his fees of visiting =$40
his fees for one hour=$30
now
(!)
his fees for 2 hour = $30 × 2=$ 60
his total fees = $60+ $40=$100
(!!)
his fees for 4.5 hour =$30 × 4.5=$135
his total fees = $135+$40=$175
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