Kaylee has already prepared 3 kilograms of dough and will continue preparing 8 kilograms of dough every hour. How many hours did Kaylee work if she prepared 35 kilograms of dough?

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)