Mathematics, 07.07.2019 07:00 BeautyxQueen
Raphael is twice as old as his sister is. the sum of their ages is less than 30. what is the greatest age raphael’s sister can be? the greatest age raphael's sister can be is 9 years old. the greatest age raphael's sister can be is 11 years old. the greatest age raphael's sister can be is 20 years old. the greatest age raphael's sister can be is 10 years old.
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Raphael is twice as old as his sister is. the sum of their ages is less than 30. what is the greates...
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