An item costs $350 before tax, and the sales tax is $31.50. Find the sales tax rate. Write your answer as a percentage.

The functions q and r are defined as follows. q(x)= -2x+2 r(x)= x^2 - 1 find the value of r(q(

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.