If 12 flowerspots cost, P156 how much do 28 flowerpots cost

A.364
B.200
C.245
D.100​

For what is the measure of the angle at the top of the shed? a. multiplication of areas b. squaring of areas c. addition of areas d. division of areas

Me because some of question i don’t understand

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