Series Completion Questions Answers

1. Complete the series 2,2,5, 13,28,....
 50
 51
 52
 53
Answer And Explanation
Answer: Option C
Explanation:
\begin{aligned}
\text{Pattern is }\\
+1^21, +2^21, +3^21,+4^21 \\
5^21 = 28 + 24 \\
= 52
\end{aligned} 
2. Which number would replace the question mark in series
7,12,19,?,39 24
 28
 31
 33
Answer And Explanation
Answer: Option B
Explanation:
Pattern is , +5, +7, +9
Missing Number = 19+9 = 28 
3. Complete the series, 1, 4, 9, 16, 25,....
 36
 38
 49
 52
Answer And Explanation
Answer: Option A
Explanation:
Series Pattern is +3, +5, +7, +9.
So next number = 25+11 = 36 
4. Complete the series
20, 19, 17, ...., 10, 5 15
 16
 13
 14
Answer And Explanation
Answer: Option D
Explanation:
Pattern is, 1, 2, ..,.. , 5
So 3 and 4 will fill the blanks to make it a pattern.
Next number will be 173 = 14 
5. 6, 11, 21, 36, 56, ?
what will replace the question mark in the series ? 75
 81
 85
 89
Answer And Explanation
Answer: Option B
Explanation:
Pattern is +5, +10, + 15, +20
Next number in the series will be 56 + 25 = 81 
6. Complete the series
1,6,13,22,33,... 46
 48
 49
 51
Answer And Explanation
Answer: Option A
Explanation:
Pattern is +5, +7, +9, +11
So next number will be +13
=> 33+13 = 46 
7. Which fraction will come next, \begin{aligned} \frac{1}{2}, \frac{3}{4}, \frac{5}{8}, \frac{7}{16}, ? \end{aligned}
 \begin{aligned} \frac{11}{32} \end{aligned}
 \begin{aligned} \frac{9}{28} \end{aligned}
 \begin{aligned} \frac{9}{30} \end{aligned}
 \begin{aligned} \frac{9}{32} \end{aligned}
Answer And Explanation
Answer: Option D
Explanation:
Numerators of the fractions in the given sequence are getting increased by 2, i.e. 1+2,3+2,5+2, so next will be 7+2 = 9
Denominators of the fractions in the series is getting doubled, 2*2 = 4, 4*2 = 8, 8*2 = 16, no next will be 16*2 = 32
So resulting fraction will be
\begin{aligned}
\frac{9}{32}
\end{aligned}

zeeshan 4 years ago
14,7.5,8.5,14.25,30.50,?

zeeshan 4 years ago
Completion the series
30,30,34,52,100,? 
zeeshan 4 years ago
Please complete the given series
90,50,60,105,230,? 
Pratheek 5 years ago
Complete the series: 9,81,90,810,819,?
pls let meknow the answer
its very important 
Sai 5 years ago
9,11,17,37,79,189,?
Complete the series
Please comment with explanation 
Raghav 5 years ago
what will be the series
253,136,352,460,324,631,244.?
options are
A.136 B.324
C.352 D.631

Ali Yaqoob 7 years ago
what will come next in series M T W T F S?
options: T S W F 
Sourav 8 years ago
Series completion
18, 46, 94, 63, 52, 61,?
What will be in place of ?
Please tell me the answer with logic fast 
deepak 8 years ago
if 9=4
21=9
10=3
and
3=?
please solve it
give answer 
DEEPAK 8 years ago
SERIES COMPLETION 3,5,12 ,?AND 3,5,21,? BUT L.C.M OF THESE NUMBERS ARE SAME
PLEASE GIVE ME ANSWER