Find the product in simplest form. 20 x 3/5

A. 15
B. 14
C. 13
D. 12

Please make sure your answer is 99.9% correct

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

What is the least common factor of 6 and 8

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.