Metric system, international decimal system of weights and measures, based on the metre for length and the kilogram for mass, that was adopted in France in 1795 and is now used officially in almost all countries.
Answer:31/40
Step-by-step explanation:
To add you have to have a common denominator. To get that you can multiply each fraction by one in different ways. 2/5 *8/8= 16/40 and 3/8* 5/5= 15/40 and then add those two to give you 31/40.
Answer:
Step-by-step explanation:
well if alan and debra are in separate class rooms. They would have to add up the number of movie students in each class room alan has X movie students and debra has Y movie students
Mean number = Average number = sum of the values / number of values
Mean number = (X + Y) / 2
Generally we use n as a counter and begin it with 1: the first term is obtained when n = 1. Thus, n must be a positive integer, 1 or greater: {1, 2, 3, ... }.
