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Can you tell us what the missing number is in this sequence? 7,10,15,22, ?, 42

2 Answers

4 votes
it’s counting up in odd numbers
so it would be counting up from 3,5,7…
in this case 22 + 9 is 31
answer = 31
User Rob Grant
by
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13 votes

Answer:

31

the difference between the numbers is the number, plus 2, so for example, the difference between 7 and 10 is 3, add two and you have 5, and ten plus 5 equals 15. Using this formula, we have 5+2=7, which is 15+7=22. For the missing number, we have 7 (the last number used) +2=9, so, 22+9=31.

Explanation:

im kinda bad at explaining things, but i really hoped this helped :)

User William Chan
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