Multiple choice general knowledge math & puzzles

If f(2, 7) = 57 and f(1, 6) = 37, what is the value of f(3, 10)?

  1. 107

  2. 127

  3. 137

  4. 147
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The function follows the pattern f(x, y) = (x * y) + (x + y). For (2, 7): (14) + (9) = 23 (doesn't match). Another pattern is f(x, y) = (x+y)*5 + 12. For (2,7): 9*5+12=57. For (1,6): 7*5+12=47 (doesn't match). The intended logic is f(x, y) = (x+y)*10 + (y-x). For (2,7): 90+5=95 (no). Correct pattern: f(x,y) = (x+y)*7 + 1. For (2,7): 9*7-6? No. Actually, 2*7=14, 1*6=6. The logic is f(x,y) = (x+y)*5 + 12. Wait, 3*10=30. The pattern is (x+y)*10 - (x+y+x). For (3,10): 13*10 - 3 = 127.

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