Dad said, "the age ratio of grandfather and Xiao Ming is 7:1. Grandfather is 60 years older than Xiao Ming. How old is grandfather this year?" please help Xiao Ming figure out how old is grandfather this year

Dad said, "the age ratio of grandfather and Xiao Ming is 7:1. Grandfather is 60 years older than Xiao Ming. How old is grandfather this year?" please help Xiao Ming figure out how old is grandfather this year

Grandfather this year
=60÷（7-1）×7
=60÷6×7
=70 years old
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