How to find the missing number in a set

Practice Questions

Algebra 1 › How to find the missing number in a set

Questions

10

1

The sum of three consecutive even integers equals 72. What is the product of these integers?

2

Find the missing number:

3

If the mean of the following set is 12, what is ?

(1,14,3,15,16,,21,10)

4

$\textup{In the above geometric sequence, what is the value of }n\textup{?}$

5

Find the missing numbers, respectively: $[?,\frac{1}{4}, \frac{1}{5}, \frac{3}{20}, ?,....]$

6

There are 5 men and 4 women competing for an executive body consisting of :

President
Vice President
Secretary
Treasurer

It is required that 2 women and 2 men must be selected

How many ways the executive body can be formed?

7

Which number is needed to complete the following sequence:

1,5,_,13,17

8

Find the missing numbers in the set of numbers:

9

The first four numbers in the following set are parabolic: . What must the missing numbers, respectively?

10

Find n in the following sequence:

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