wendy share $200 between her three children Jake, karl and lana .she gives 27%of the money to jake and 2/5 of the money to karl. work out the of money she gives to lana

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Write 17/20 as a decimal and as a percent.