There are 10 boys and 10 girls in a classroom. 8 like to draw.
What is the probability that a student picked at random will be a girl who likes to draw?
Answer in decimal form rounded to 2 places.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

Harry is at the depot in dover and has deliveries to make in edinburgh, glasgow and aberdeen. from dover which of the deliveries is the shortest distance?

20 sharpened pencils are placed in a box containing an unknown number of unsharpened pencils suppose 15 pencils are removed at random and five of the remove pencils are sharpened based on this is it reasonable to assume that the number of unsharpened pencil is 40 explain your reasoning