Finding numbers divisible by 2 and 5 between two specific numbers

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)