Y is inversely proportional to x^2. Given that y = 2.5 when x = 24,

1) find an expression for y in terms of x

2) find the value of y when x = 20

3) Find a value of x when y = 1.6​

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

The table shows the number of hours orlando spent at football practice last week. select the appropriate numbers below to complete the model to find the number of hours orlando spent practicing on tuesday and friday.