The floor of a rectangle room will be tiled with square tiles that measure 3 inches on each side the room is 109 inches long and 103 inches wide how many tiles including parts of tiles are needed to complete the job?

a.1,248 tiles
b.1,247 tiles
c.1,224 tiles
d.1,295tiles

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k