Answer the question with a step-by-step method

£ 84

Step-by-step explanation:

Step 1:

Here totally 5 pieces each of 65 cm and 2 pieces of 110 cm woods are needed. Then the total sum is

cm

Step 2:

100 cm wood costs £ 21

150 cm wood costs £ 25

180 cm wood costs £ 28

To be economical 3 180 cm woods are sufficient for Jerry. ( cm )

Therefore Jerry should pay a total cost of £ 84 and it is the lowest amount that Jerry could pay.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

1. minimum

2. 6400

3. eight

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