What's the 7th term in the geometric sequence described by this formula

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

27 is what percent of 108? 27 is % of 108

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?