An electrician changes a flat fee plus an hourly rate for a service call. She changes a total of $94 For a 3-hour service call on Monday and $130 for a 5-Your service call on Tuesday. how much should she change for 2-hour service call?

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Mathematics

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18 September, 10:13

An electrician changes a flat fee plus an hourly rate for a service call. She changes a total of $94 For a 3-hour service call on Monday and $130 for a 5-Your service call on Tuesday. how much should she change for 2-hour service call?

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Mclean · Answer 1

flat rate is $40 + $ 18 per hour

3 hour = $18 x 3 = $54 + flat rate $ 40 = $ 94

5 hour = $ 18 x 5 = $90 + flat rate $ 40 = $130

2 hour = $ 18 x 2 = $ 36 + flat rate $ 40 = $ 76