How many solutions does the system of equations below have?
y=4x=2
y-2x=4 a. more than one solution b. no solution c. at least one solution d. exactly one solution

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.

The gdp is $1,465.2 billion. the population is 249,793,675. find the per capita gdp.