Question

Find the missing-term 1,6,15, ?, 45, 66,91

• A. 25
• B. 26
• C. 27
• D. 28

Answer 1

Answer:

D. 28

Clearly the given sequence follows the pattern +5, +9, +13, +17, +21, +25... Thus 1+5=6,6+9=15...... so missing term= 15+13=28