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MathematicsMathematics
8 May, 21:41

Katrin is going to buy a new fridge.

She finds this information.

Fridge

Cash price

£289.99

or

Fridge

12 monthly payments

£26 per month

Delivery charge £5.99

Electricity use per year 291 kWh

Question 1

he cost of electricity is 15.39 pence per kWh.

Katrin wants to pay monthly over 12 months and wants the fridge delivered.

She thinks that £400 will be enough to pay for both

• the fridge (including delivery)

• the electricity for 3 years.

Is Katrin correct. Show your working clearly

Question 2

Katrin's monthly payment for electricity went down from £38.60 to £34.20

She thinks this means that her monthly payment has gone down by

1/6

Is Katrin correct? show your working clearly

+4
Answers (1)
  1. 8 May, 22:01
    0
    I don"t use pounds or pence so this might not be right.

    question 1 - - - she wouldn't have enough because everything would equal £412.64.

    question 2 - - - she would be incorrect because 1/6 of 38.60 is 6.43 and

    38.60-6.43 = 32.17 not 34.20.
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Home » Mathematics » Katrin is going to buy a new fridge. She finds this information. Fridge Cash price £289.99 or Fridge 12 monthly payments £26 per month Delivery charge £5.99 Electricity use per year 291 kWh Question 1 he cost of electricity is 15.39 pence per kWh.
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