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3. The ratio of the number of marbles Ryan has to the number of marbles Ricky has
is 3 . If Ryan has 21 marbles, how many marbles do Ryan and Ricky have in
5
total?
4. The ratio of the number of students in Thomas’ school to the number of students
in Kate’s school is 20 . If the number of students in Kate’s school is 105, how
30
many students are there in both Thomas’ and Kate’s schools?
3. The ratio of the number of marbles Ryan has to the number of marbles Ricky has
is 3 . If Ryan has 21 marbles, how many marbles do Ryan and Ricky have in
5
total?
4. The ratio of the number of students in Thomas’ school to the number of students
in Kate’s school is 20 . If the number of students in Kate’s school is 105, how
30
many students are there in both Thomas’ and Kate’s schools?
