8. Observe the number series and select the appropriate number, which is written in words, from the alternatives given below :
417805
?
(2018)
417797
417793
(1) Four lakh seventeen thousand and eight hundred.
(2) Forty-one lakh seven thousand and eighty-one
(3) Four lakh one thousand eight hundred and one.
(4) Four lakh seventeen thousand eight hundred and one. plese give me ans in step​

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Someone me! if you’re smart you can solve this!

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered