Answer:
wheres the pic
Step-by-step explanation:
theres no info on D and A,
i guess the answer is not
The sequence is not arithmetic
Step-by-step explanation:
1,239 + 8,568= 9,807 ≈ 10000
The slope of the line is 5/9.
In one hour the father can wash 1/5 of the car while the remaining 4/5 is done by the son.
to do 1/5 wash & wax, the son requires 1/4 hours (i.e 15 mins)
Therefore, the son requires one hour and 15 minutes to wash and wax the car by himself.
Hope that helps.