A TV remote control has keys for channels 0 through 9.
a) If a key is selected at random, what is the probability that the key for channel 8 is pressed?
b) If a key is selected at random, what is the probability that the key for an even number is pressed?
c) If a key is selected at random, what is the probability that the key for a number more than 6 is pressed?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.