Please help me any thing you can do just help me

On a architect's drawing of a house, 1 inche representa 1.5

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 ?

What number gives you a irrational number when added to 2/5