Computer Architecture question

Give a program with 106 instructions divided into classes as follows: 10% class A, 20% class B, 50% class C, and 20% class D 1. | Clock Rate 2.5 GHz | CPI Class A | CPI Class B | CPI Class C | CPI Class D Computer 1 Computer 23.0 GHz2 2 2 1) Find the clock cycles in the cases. 2) What is the average CPI for each computer? 3) Which computer is faster? By how much