A man has 30 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 585 cents, how many dimes and how many quarters does he have?

Find the maximum value of p= 4x + 5y subject to the following constraints :

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

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.