Multiple choice Directions: Find the missing term in the following series. 7, 15, 32, ?, 138, 281 85 64 67 104 Reveal answer Fill a bubble to check yourself C Correct answer Explanation The pattern is *2 + 1, *2 + 2, *2 + 3, *2 + 4, *2 + 5. 7*2+1=15, 15*2+2=32, 32*2+3=67, 67*2+4=138, 138*2+5=281.