33 marbles must be in the sixth line
36
9
No.The sum of any number of even integers, consecutive or not, MUST be even. 219 is not even.No.The sum of any number of even integers, consecutive or not, MUST be even. 219 is not even.No.The sum of any number of even integers, consecutive or not, MUST be even. 219 is not even.No.The sum of any number of even integers, consecutive or not, MUST be even. 219 is not even.
The sum of two consecutive integers will always be an odd number.
There must be 67 marbles.
If the pattern below following the rule starting with 10 every consecutive line has a number 1 less than the previous line how many marbles must be in the seventh line?
33 marbles must be in the sixth line
36
17
The fifth line will have 19 marbles. 4 5 7 11 19
1
36
10
18
the answer is 4
18