1.If a tuna contains 10 kg C, what fraction of a tuna would you expect to have in 1 m2? 2.If a tuna fishing boat used a purse seine net to capture all the tuna in 1 km2 of ocean in the upwelling region, how many tuna would they catch

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

1: 4 if the wew 35 surfboards at the beach how many were short boards?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?