1. Create custom object with name Item and add Account field as a reference. (It should be visible in related list of Account)
   1. Add custom field with name Amount in Item object.
   2. It should be currency field with 2 digit values.
2. Add custom field (integer) with name No. of items in Account. It should be mandatory.
   1. On creation of account, create user specified number of items.
   2. Names should be like Item 1, Item 2, … Item n.
3. Add summary field in Account to show sum of Amount of all Items.

Do anyone know how we can do task2 in this ?

Thanks