A set of elementary school student heights are normally distributed with a mean of 105 centimeters and a standard deviation of 10 centimeters. Faisal is an elementary school student with a height of 103.1 centimeters.
What proportion of student heights are lower than Faisal's height?

the answer will be b x² +x-1

step-by-step explanation:

he has now walked a total of what?

if i know what this is maybe i can

step-by-step explanation:

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

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