30 should be the correct answer
A=4, B=5, C=1 and D=2 if you dont have more information of course.
It’s the second, the penultimate and the last one :)
3(2 + x)
x + 2x + 2 + 4
x + x + x + 1 + 1 + 1 + 1 + 1 + 1
If ken makes $14,500 in 5 months that means he make 2,900 in a month. 24 times $2,900 is $69,600 so the answer is $69,600. He can expect $69,600 is two years.