Determine the critical value(s) for a right-tailed test of a population mean at the a=0.01 level of significance with 10 degrees of freedom

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

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)

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?