HEL An energy-saving appliance uses 32% less energy than the older model it replaces. The older model uses $45.00 worth of energy per year. How much less does it cost to operate the energy-saving appliance for one year than it costs to operate the older model?

$30.32

step-by-step explanation:

65.00*.12=2.80

65.00-2.80=57.20

57.20*1.06=60.632

60.632/2=30.316

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

kayla would of sent 8

step-by-step explanation:

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.