If the area of a parallelogram is 40 square inches, what would be the area of the triangle bound by two adjacent sides and the respective
diagonal?

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?