1. In a class of some students standing in a straight line, the position of Jacob is 31" from the end and 9th from the beginning. How many students are there in a class.
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Given : some students standing in a straight line, the position of Jacob is 31 from the end and 9th from the beginning.
To Find : How many students are there in a class.
Solution:
the position of Jacob is 31 from the end
this Means 30 students are behind Jacob
position of Jacob is 9 from the beginning
this means 8 students are ahead of Jacob
Total Students are :
Students ahead of Jacob + Jacob + Students behind Jacob
= 8 + 1 + 30
= 39
39 Students are in class.
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