exam Maths Puzzle Numerical Ability

The scores on a multiple-choice test taken by 2000 students were normally distributed with a mean of 60 and a standard deviation of 6. Find the z-score corresponding to the test sc

Read Solution (Total 0)

exam Other Question

a company makes two chemical: Type I and type II. Due to storage problems, a maximum of 100lbs of type I and 150lbs of type IIcan be mixed and packaged each year. 1 lb of type I ta Reduce the fractions to lowest terms.
x^3+x^2+x+1/x^2-1