



 
Hi Jennifer, I can help get you started. Since Karen is younger than Tina by 2 years and 11 months, Tina is older than Karen by 2 years and 11 months. Karen is 7 years and 2 months old so if you add 2 years and 11 months to 7 years and 2 months you get 9 years and 13 months. But 12 years makes a year so Tina is 10 years and 1 month old. How old is Catherine? Penny  


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