GB-17-01-001 · Unitary method
6 notebooks cost £18.00. Work out the cost of 4 notebooks at the same price each.
Proportion: Unitary Method / Ratio Table
Application of related method — Booklet p. 18 & p. 22
Method
1) Divide total cost by number of items to find the cost of 1 item
2) Multiply by the required number of items
Worked Example (GB-17-01-001)
1)
One notebook costs £3.00.
2)
£12.00
Ans =
£12.00