Here is a list of ingredients for making 24 Rocky Road Crunchy Bars.

Silvester wants to make 30 Rocky Road Crunchy Bars.

Work out the amount of marshmallows he needs.

Here is a list of ingredients for making 24 Rocky Road Crunchy Bars.

Silvester wants to make 30 Rocky Road Crunchy Bars.

Work out the amount of marshmallows he needs.

Answer:Step-by-step explanation: