Afair 10 sided dice, with faces numbered 1-10, is rolled once. what is the probability that the number rolled will be prime? express your answer as a common fraction.

The sum of two numbers is 86, and their difference is 20. find the two numbers

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio