In order to give his customers a 25 percent discount on the price and still net a 25 percent
propit on the cost of an item at what price
khould a merchant mark
an &tem if it costs him
$ 16.80

3. manufacturing institutions, because capitalists  are about making money. 

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.