What should the account owner at Get Cloudy Consulting use to learn the sum of the amount for each opportunity?

What is the maximum number of rows a report will display?

How can a user see only contacts from a specific city on the 'New This Week" list view without changing what other users see?

A Salesforce associate at Get Cloudy Consulting is working with a user to view multiple records and their related records on the same screen. Currently, the user uses multiple browser tabs.
Which app should the associate recommend for the user to view multiple records and their related records on one screen?

A sales manager at Get Cloudy Consulting wants a report that shows their top-selling product families by quantity.