Ahose dispenses 1,413 cm³ of water every minute into a cone with a radius of 60 cm and a height of 150 cm. how long will it take to fill the cone? use 3.14 to approximate pi.

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Pls never taught i’m really confused and i rlly need