Find the missing number.
$11, 12, 17, 18, 23, 24, . . . . .$

12

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29

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30

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35

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Solution

The correct option is C $29$
Here, two series are present,
$11 + 6 = 17$
$17 + 6 = 23$
$23 + 6 = 29$
and the next series is;
$12 + 6 = 18$
$18 + 6 = 24$
Hence, the answer is $29$ .

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Similar questions

3, 15, 35, . . . . ., 99, 143.

1, 4, 12, 30, ?

125

22.12

f_{1}

f_{2}

Class	$0 - 4$	$5 - 9$	$10 - 14$	$15 - 19$	$20 - 24$	$25 - 29$	$30 - 34$	$35 - 39$	$40 - 44$
Frequency	$3$	$8$	$12$	$f_{1}$	$35$	$21$	$f_{2}$	$6$	$2$

17, 19, 23, 29, 31, . . . . .

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