Dan and chuck go out to lunch. when they finished eating they paid the bill plus 7.5% tax. the total cost for their meals plus tax was $55.90. what was the cost of their meals before tax?

What is the prime factorization of 195

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

The tree filled 3/4 of a cup in 1/2 and hour at what rate does syurup flow from the tree