The presence of meat (undigested proteins) in the digestive tracts stimulates the secretion of gastrin into the: A) duodenum
B) liver
C) pancreas
D) blood

1. (1.2kw)x(15/60hours) = .3kwh --> a

2. (5kw)x(90/60hours)x(8cents/kwh) = $0.60 --> d

3. microwave --> 1200 watts = (1.2kw)x(6/60hours) = .12kwh

coffee-maker --> 900 watts = (.9kw)x(10/60hours) = .15kwh

therefore, it requires more energy for the coffee-maker to do the same amount of work.

so the answer is a.

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

i wish i could with all of them i can barley see the first one so here's the answer to the first one b