It is best to use mental math with some equations (5x5 or something that is easy enough that work does not have to be shown 10 dived by 5
H=45d h stands for hours and 45d means 45 minutes per day
Answer:
C. The population must be normally distributed.
Step-by-step explanation:
Population distribution have to do with the classification of people living in a particular geographical area into different segment such as Age, Occupation, Sex, Geographical location.
For instance
If Age distribution is use, the total number of people living in say New york will classified into 0-10 11-19years 20-29years and so on
Sex distribution involves distribution into the male and Female Category
Occupation distribution of Population involves classification of occupant of an area according to their Job.. I.e.Drives-15 people, Lawyer =2 people and so on.
Geographical location distribution of population involves the classification of people living in a particular country according to their geographical names. I.e. Abuja=3.5million people etc.
ANSWER: 11cm
Square root of 121 is 11
So
A= L x W
A = 11 x 11
A = 121 cam 2