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OpenStudy (anonymous):
Lisa has three sisters. The four sisters have a combined age which is twice that of their father. The sisters are two years apart in age and Lisa is the younges. If their father is 46 years old, find the age of Lisa's oldest sister.
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OpenStudy (anonymous):
if all the ages added together is twice thier dads age then it would be 92 46*2=92 so 20+22+24+26=92 lisa's oldest sister would be 26! :)
OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
your welcome !
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