Johanna took $125 to the mall. She bought 5 shirts ( ) that cost the same price. Which expression represents the amount of money, in dollars, that Joanna head after she bought the shirts? A.) 125 − (5 + ) B.) 125 − 5 C.) 125(5) − D.) 125 − 5

How do the graphs of y = 1/x and y=5/x+6 compare?

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

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