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8 January, 17:14

If h hours and 30 minutes is equal to 450 minutes,

what is the value of h?

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Answers (2)
  1. 8 January, 17:58
    0
    h = 7

    Step-by-step explanation:

    1 hour = 60 mins

    h hours = 60h mins

    60h + 30 = 450

    60h = 420

    h = 7
  2. 8 January, 19:23
    0
    Answer:7

    Step-by-step explanation:

    h+30=450

    h=450-30

    h=420minutes

    But 1hour=60minutes

    Therefore 420minutes=420/60 hour = 7hours
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