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?

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

He graph of f(x) = |x| is stretched by a factor of 0.3 and translated down 4 units. which statement about the domain and range of each function is correct? the range of the transformed function and the parent function are both all real numbers greater than or equal to 4. the domain of the transformed function is all real numbers and is, therefore, different from that of the parent function. the range of the transformed function is all real numbers greater than or equal to 0 and is, therefore, different from that of the parent function. the domain of the transformed function and the parent function are both all real numbers.