Question

tina is more than 20 yrs old but less than 60. you can count by 7s to reach her age. next year you count by 5s to reach her age how old is she?
Ms. Sue
21, 28, 35, 42, 49, 56

If you add 1 to a number above, it will end in 5 or 0.

Which is it?

jeff
49
Ms. Sue
Right.