Find the measure of Q and S
pls help it's a request

Write 17/20 as a decimal and as a percent.

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)

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6