Mandy father was 28
Mandy father = 5M=28
M=28/5
Now Mandy will be 28/5+12= 17.6 years
All you do is add the numbers and that is how you get your answer!
I got 6.49204 but you will need to round so D 6.5
I added all of the numbers up
70
make 30 minutes into an hour then divide 140 by 2
140/2=70
70x1=70