Question:
Mrs Leong needs to tie 160 parcels with string. Each parcel requires 40 cm of string. The string is sold in rolls of 15 m each. What is the least number of rolls of string that Mrs Leong needs to buy to tie 160 parcels?

Solution:

Empowering Students and Parents with Solutions
Mrs Leong needs to tie 160 parcels with string. Each parcel requires 40 cm of string. The string is sold in rolls of 15 m each. What is the least number of rolls of string that Mrs Leong needs to buy to tie 160 parcels?