Traveling at a speed of 42 miles per hour, a truck can travel a certain distance in 14 hours. in order to travel the same distance in 12 hours, the speed of the truck must be increased to

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain