3. 14. 15.23. () Find a rule to fill in the numbers (this is the written test topic of this year's State Grid recruitment)
I think the answer should be 17. This rule should be that single digits are multiplied by ten digits, and 3 is 3, so 14 is 1 multiplied by 4 is 1 5 is1multiplied by 5 23 is 2 multiplied by 3, so it should be 17 1 multiplied by 7.