3x^2+x-5=0 solve using quadratic equations. Put it to 2 significant figures

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?