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Compare pizzas and save cash. A simple tip to 'slice' down your costs Discuss blog

This is the discussion to link on the back of Martin's 'Compare pizzas and save cash. A simple tip to 'slice' down your costs' blog. Please read the blog first, as the discussion follows it.


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Comments

  • inkbm
    inkbm Posts: 16 Forumite
    Part of the Furniture Combo Breaker
    re: The if's & but's

    I like the simple maths approach to pizza's! Thanks Martin, but I'd argue that the pizza crust is always the same thickness no matter the pizza radius, so using your example:

    Circumference is 2πr :. radius directly proportional to circumference

    2*8" pizzas have circum factor of 16 where 12" pizza stays at 12. Proportionally 33% more crust if you buy the 2 * 8", and we all know pizza is all about the topping Right! - stick to 1 * 12". :D
  • Omertron
    Omertron Posts: 574 Forumite
    Need to do a "Well actually..." here:

    The r in the equation is the RADIUS of the pizza (measure from the centre of the pizza to the edge) not the diameter which is the distance across the pizza from edge to edge passing through the middle.
    - = I also recognise the Robins and beep for them = -
  • MSE_Martin
    MSE_Martin Posts: 8,272 Money Saving Expert
    Part of the Furniture 1,000 Posts Combo Breaker
    The r in the equation is the RADIUS of the pizza (measure from the centre of the pizza to the edge) not the diameter which is the distance across the pizza from edge to edge passing through the middle.

    Quite true and I knew someone would write that - yet the equation is commutative and this is not about "finding the area" but "finding the relative area" so rather than making people halve the diameter to get the radius - the proportions are the same just by squaring the radius and it works.
    I've now added this as a PS to the blog itself as I suspect you're not alone in thinking that.
    Martin Lewis, Money Saving Expert.
    Please note, answers don't constitute financial advice, it is based on generalised journalistic research. Always ensure any decision is made with regards to your own individual circumstance.
    Don't miss out on urgent MoneySaving, get my weekly e-mail at www.moneysavingexpert.com/tips.
    Debt-Free Wannabee Official Nerd Club: (Honorary) Members number 000
  • peter999
    peter999 Posts: 7,102 Forumite
    Part of the Furniture 1,000 Posts Combo Breaker
    "Yet walk in the Radio 1 studio and Jo is standing up.
    At that point a button is pressed and the desk electronically lifts upward to the right height. Standing up then promotes a slightly different psychology, it adds a certain frenetic pace to the show; more in keeping with Radio 1"


    How bizarre !!

    peter999
  • nej
    nej Posts: 1,526 Forumite
    Ah, but what about quality?

    I'd rather have an 8" Dominos over a 12" Pizzas-R-Us or whatever any day.
  • aris
    aris Posts: 339 Forumite
    Part of the Furniture 100 Posts
    The money-saving pizza is the one you make yourself. Some of the prices charged for a delivered pizza are outright robbery considering the cost of ingredients is just a pound or two.

    Yes, not as convenient - but much cheaper!

    Try this - buy some par-cooked baguettes from the supermarket (those that come in a bag, and have a shelf life of several weeks) - cut in half, put some ready-made pasta sauce on it, and some cheese, then pop in the oven. Voila - instant pizza.
  • SonOfPearl
    SonOfPearl Posts: 439 Forumite
    Part of the Furniture 100 Posts Name Dropper Photogenic
    Speaking as a Maths graduate, all I can say is mmmmm.....Pizza. :D
  • student100
    student100 Posts: 1,059 Forumite
    1,000 Posts Combo Breaker
    Domino's seem to always have a flyer somewhere offering "any pizza, any size" for some set amount (£9.99 round here I think). So obviously buying a large whatever is best value :)

    You don't even need the flyer, just mention when you order that you recall a flyer offering any pizza, any size for £8.99 "or something like that", and they'll probably suggest what the current offer is...
    student100 hasn't been a student since 2007...
  • simons_2
    simons_2 Posts: 26 Forumite
    Here's a more accurate version of the maths showing pizza areas.
    All area sizes are in square inches..
    6" = 28.3
    7" = 38.5
    8" = 50.3
    9" = 63.6
    10" = 78.5
    11" = 95.0
    12" = 113.0
    13" = 132.7
    14" = 153.9
    15" = 176.7

    And some comparisons at which to do a deal!
    2x7” is > 1x9” and just about as good as 1x10”
    2x8” > 1x11”
    2x9” > 1x12”
    2x10” > 1x14”
    2x12” > 1x15”

    Of course making your own is best value, but using these figures may help you make Money Saving Pizzas at home!
  • nej
    nej Posts: 1,526 Forumite
    student100 wrote: »
    Domino's seem to always have a flyer somewhere offering "any pizza, any size" for some set amount (£9.99 round here I think). So obviously buying a large whatever is best value :)

    You don't even need the flyer, just mention when you order that you recall a flyer offering any pizza, any size for £8.99 "or something like that", and they'll probably suggest what the current offer is...

    At my Dominos (yes, it's mine... nobody else is allowed to use it!), the £9.99 any pizza and size is for collections only. Not a problem for me, as it's only 2 mins down the road and it's much quicker than waiting for delivery anyway.
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