Question 1131299
simple interest I=prt=1000*0.07*t
1000*0.07=$70
$1070 for year 1
$1140 for year 2
$1210 for year 3
$1280 for year 4

compound 
A=Ao(1+.07/1)^t in years
year 1 is $1070
year 2 is 1000(1.07)^2=$1144.90
year 3 is 1000(1.07)^3=$1225.04
year 4 is 1000(1.07)^4=$1310.80