If a gold ring has a sale price of $21, what was the original price? There was a sale that was 30% off.

Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then