What number is 30% larger than 2000

What number is 30% smaller than 2,600

What other information do you need to prove triangle dac=bca by asa

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

With finding limits of multi variable !