Which of the following number sentences are true? In each case is explain how you could answer without any calculation to check your answers by doing the indicated calculation a. 20 × 410 =(20 × 400) + (20 × 10)
b 20× 308= (20 × 340) - (20 × 32)
c -20 + (300 × 32) = (-20 + 300) × (-20 + 32)

Acertain group of women has a 0.640.64% rate of red/green color blindness. if a woman is randomly selected, what is the probability that she does not have red/green color blindness? what is the probability that the woman selected does not have red/green color blindness? nothing (type an integer or a decimal. do not round.)