int n1=1,n2=2,n3=3,n4=4,n5=5,n6=6,n7=7,n8=8,n9=9 int Result; cout "Replace X and Y with variables so that Result is 211ln "; Result =(X+Y)3 cout "Result is " Result "In"; cout "Replace X,Y and Z with variables so that Result is 6ln "; Result =X%Y(Z5) cout "Result is " Result "In"; cout "Replace X,Y and Z with variables so that Result is 221n "; Result =X7(YZ)+3; cout "Result is " Result "In"; cout "Replace X,Y and Z with variables so that Result is 6n; Result =(X6)!(Y+Z)+2; cout "Result is " Result "ln"; cout "Replace X,Y and Z with variables so that Result is 20 in"; Result =(X/(2+Y)8)Z; cout "Result is " Result " "n