Use the circle theorem, that is a great tip!
Tenth? It would be 4.8 (5 and up you round up, look at the digit beside the one you are rounding!)
You need to find 1/3 of (2+1/4). To do this, you multiply.
2+(1/4) * (1/3) = 3/4
She drove Grant 3/4 of the way.

Actually Welcome to the Concept of the Modulus functions.
Since here, the value of h and k are zero,hence
the value of the function f(x) = 3|x| is 3
====> answer is 3