Anybody have any idea on how to do this?

Step-by-step explanation:

so monthly income = 3900, for housing you take 1200/3900= .30769 you round it to 30.8%

transportation 490/3900=12.6%

debt 585/3900 =15%

church 390/3900 = 10%

saving 285/3900 =7.3%

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

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.