Sue has 20 biscuits in a tin. 12 plain, 5 chocolate and 3 currant. She takes two out at random. Work out the probability that the two biscuits were NOT the same type

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

This question awards 100 ! i really don’t want to fail i will also mark you !

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27