Answer:
8 months
Step-by-step explanation:
x=# of months
45+4x=2x+61
45+2x=61
2x=16
x=8
90
75 × (20/100) = 15
75+15=90
Frank scored 10 runs
B) the mean is 20
c-10-(4+2)
I don't know the answer choices because this is the correct answer