Question 1105725: five years ago the combined age of six girls was 67. what will be their combined age in four yearss time? Found 4 solutions by Alan3354, josgarithmetic, ikleyn, TeachMath:Answer by Alan3354(69443) (Show Source):
If 5 years ago the combined age of 6 girls was 67, then their combined present age is 67 + 6*5 = 97 years.
Then in 4 years, their combined age will be 97 + 4*6 years.