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relevant costing

Forums › Ask ACCA Tutor Forums › Ask the Tutor ACCA PM Exams › relevant costing

  • This topic has 8 replies, 4 voices, and was last updated 4 years ago by John Moffat.
Viewing 9 posts - 1 through 9 (of 9 total)
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    Posts
  • February 22, 2019 at 7:33 am #506070
    reem1589
    Participant
    • Topics: 61
    • Replies: 17
    • ☆☆

    sip co specialises in refurbishing the inside of yachts and has been asked to quote on a relevant cost basis, for the refurbishment of a yacht called bow. the refurbishment will start in one week’s time. sip co has spent $100 obtaining the following information about the refurbishment:

    the material required will be:
    10 m of teak

    sip co has 5m of teak wood in inventory which cost $100/m and could be sold at a 5% discount on original cost. the teak is left from a previous job and is stained dark mahongany. the color of the stain required for bow, tan, is lighter and the costs of staining and sanding the teak are as follows:
    sanding = $14/m
    staining = $4.5/m
    reset of staining machine, arising after each staining job is completed $80.
    to ensure the color of the teak is consistent, all the teak for one job is stained at the same time and the staining cost is same irrespective of the age of the teak. to cost of purchasing new teak is $110/m. New teak can be stained the correct color for bow with no preparation.

    what figure should be included in the quote for the new teak ? the answer for the question is $1220

    in the answer given they have done the following working, could you please explain why 4.5 * 10 is beig done instead of 4.5*5 as 5m of teak is being bought.

    relevant cost = (5*109) + (5*110) + (4.5*10) + 80 = 1220

    February 22, 2019 at 8:05 am #506153
    John Moffat
    Keymaster
    • Topics: 57
    • Replies: 54696
    • ☆☆☆☆☆

    10m of teak is required, and all of it needs staining (obviously the new teak needs staining, but so does the teak from inventory because at the moment it is the wrong colour).

    February 18, 2020 at 4:16 am #562178
    premsaikatta
    Participant
    • Topics: 17
    • Replies: 27
    • ☆

    Hi sir

    I did not understood the point you explanied.In the question it is stated clearly that the new teak can be stained with no preparation so that means we need to colour only the existing teak since purchasing of new 5m teak is inclusive of desired lighter colour.? so it is 4.5*5 (for old teak)Am i wrong sir.?

    February 18, 2020 at 9:52 am #562206
    John Moffat
    Keymaster
    • Topics: 57
    • Replies: 54696
    • ☆☆☆☆☆

    You are wrong. The question says that the new teak can be stained without preparation, but it still needs staining (it just does not need preparing).

    February 18, 2020 at 10:28 am #562218
    premsaikatta
    Participant
    • Topics: 17
    • Replies: 27
    • ☆

    okay okay now i got it sir I am vexed up from morning thank youu is the small word. So finally Since the qn specifies it can be stained and we know it has to stained we included 4.5*10 for old teak and new teak Am i right sir..?

    February 18, 2020 at 4:04 pm #562261
    John Moffat
    Keymaster
    • Topics: 57
    • Replies: 54696
    • ☆☆☆☆☆

    Yes, you are right 🙂

    August 26, 2020 at 12:49 pm #582116
    akhila.vijay93
    Participant
    • Topics: 41
    • Replies: 43
    • ☆☆

    Dear Sir in this above mentioned question while considering the relevant cost of labour do we have to consider the hourly rate they are paid at? my confusions that in the case of skilled labour whether the existing skilled labour or newly admitted ones the hourly rate has to be paid for the 100 hours which is a given.So can’t we just do that judgement based purely on the contribution lost and the extra cost to be spent on training?

    August 26, 2020 at 12:57 pm #582119
    akhila.vijay93
    Participant
    • Topics: 41
    • Replies: 43
    • ☆☆

    Also Sir why can’t the $100 spent on obtaining the cost information be included in the quote? Is it because it’s sunk cost?

    August 26, 2020 at 1:32 pm #582134
    John Moffat
    Keymaster
    • Topics: 57
    • Replies: 54696
    • ☆☆☆☆☆

    The $100 is irrelevant because it has already been spent and is therefore a sunk cost.

    In the question as typed out in the first post in this thread there is no mention of skilled labour and so I do not know what you are asking.

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