Question

Sam spent 75 minutes working on a project.if he started at 4:30am,what time did he finish
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Answer 1

5:45am

Explanation:

75-30=45

add the 30 to 4:30

you'll have 45 mins left over, so 5:45

Answer 2

He finished at 5:45 am

Explanation:

turn 75 minutes also can be said as 1 hours and 15 minutes

so here given that he started at 4 hours and 30 minutes

finished at = ( 4 + 1 ) hours ( 30 + 15 ) minutes

= 5 hours : 45 minutes