The amount of money they must have to be able to buy the items is Php958.25
- if 1 pack of instant noodle costs Php 6.75, 20 packs of instant noodles will cost (6.75 * 20) = 135Php
- If sugar costs Php49.50/kg, then 2.5 kg of sugar will cost (2.5* 49.5) = Php123.75
- If Rice cost Php 35.05/kg, the cost of 15 kg of rice will be (15*35.05) = Php525.75
- If a pack of sardine cost Php19.25, 5 cans of sardines will cost Php96.25
- If a pack of coffee costs Php7.75, the cost of 10 small packs of coffee will be Php77.5
The amount of money that they must have is the sum of all the amount expressed as:
Total amount = Php135 + Php123.75 + Php525.75 + Php96.25 + Php77.5
Total amount = Php958.25
Hence the amount of money they must have to be able to buy the items is Php958.25
Learn more on cost here: https://brainly.com/question/11408596