Norma received one penny on first day of the month and each day after that she received triple number of pennies

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

If you could answer these your a life saver

What additional information could be used to prove abc =mqr using sas? check all that apply.