I rlly need this rn, show work pls :((

Estimate each quotient. show the compatible numbers you use. 0.00438 ÷ 0.00072

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.