Given data:
The firts number given is a=9.86.
The second number given is b=2.17.
The third number given is c=13.41.
The roundoff of first number is,
a=10
The rounoff of the second number is,
b=2
The roundoff to the third number is,
c=13
Thus, the first integer is a=10, second integer is b=2, and the third integer is c=13.