Is 5/18 a rational number ?

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

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x