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

Question

Mathematics

Carl Webb

18 November, 11:50

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)

Know the Answer?

Harrell · Answer 1

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.