Given that a/b = 2/3 and b/c = 3/7 find A:B:C

If m 17 27 90 63 ** picture is attached

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Which statement explains the relationship between corresponding terms in the table?