The scores of the top ten finishers in a recent race are listed below. 65 66 66 67 67 67 68 70 70 71

answer: 8 years

step-by-step explanation:

the explanation is that in 8 years the child will be 20 and in 8 years the father will be 40 and 20 is half of 40.

hi there, i would be interested to you with your test, may you add the questions and answer options.

- : )

the answer to this in exact form is 4/35 but in decimal form its 0.1142857

hope this if needed hmu