Help me on these two questions , please! do not answer for free points or i will report.
since i dont have brainliest to give, i will give points and i will thank all of ur answers !!
please help me

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml

X2 + y 2 = 36 x + y = 6 solve the system of equations.

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.