A man owns 3/4 of the share of a business and sells 1/3 of his shares for Birr 10,000. What is the value of the business in Bir?

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Equation for the calculation double 2 and then add 5

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost