Current location - Training Enrollment Network - Mathematics courses - There are 6 questions in the first form, 10 in the second form, 16 in the third form and 24 questions in the fourth form. How many people are there in the tenth grade?
There are 6 questions in the first form, 10 in the second form, 16 in the third form and 24 questions in the fourth form. How many people are there in the tenth grade?
6、 10、 16、24 ...

Subtract the former from the latter and you get:

4、6、8...,

As you can see, this is a arithmetic progression with an error of 2. To continue writing the previous series according to this rule, you should:

6、 10、 16、24、34、46、60、76、94、 1 14 ...

A: The tenth one has 1 14.