Which statement is correct? O (2.06x10^-2)(1.88x10^-1) <7.69x10^-2/2.3x10^-5

O (2.06x10^-2)(1.88x10^-1) >7.69x10^-2/2.3x10^-5

O (2.06x10^-2)(1.88x10^-1)> 7.69x10^-2/ 2.3x10^-5

O (2.06x10^-2)(1.88x10^-1)= 7.69x10^-2/ 2.3x10^-5

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

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