Electric bill problem 3.0 (20 points) what is the total cost of using the following at /kwh? a. 1600 w air conditioner for 6h b. 1200 w hair dryer for 15 min .4800 w clothes dryer for 30 min d. 900 w coffee maker for 10 min 200 w play station 3 for 2 h e. f. 50 w stereo for 3.5 h

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.

In microsoft word, when you highlight existing text you want to replace, you're in              a.  advanced mode.    b.  automatic mode.    c.  basic mode.    d.  typeover mode

(, urgent need): how do i change my username