The cost of admission to go bowling is 200$ for 5 adults and 3 kids. The admission was 185 for 5 adults and 2 kids at the same bowling alley. How much is the admission for
each child and adult?
What is the equation to the question above? And solve

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?