Excel COUNT Practice Question: New customers get the next serial number. Using COUNT, find the next serial…
The question
New customers get the next serial number. Using COUNT, find the next serial number and put it in D2.
The data
| A | B | C | D | |
|---|---|---|---|---|
| 1 | Serial | Customer | Next serial | |
| 2 | 1 | Asha | ? | |
| 3 | 2 | Ben | ||
| 4 | 3 | Chitra | ||
| 5 | 4 | Dev | ||
| 6 | 5 | Esha |
The yellow cell is where your answer goes.
Show answer
Answer in D2: 6
How it works
Explanation: Counting the existing serial numbers and adding 1 gives the next one. It updates by itself as you add rows.
Syntax: =COUNT(A2:A6)+1
There are 5 serial numbers. 5 + 1 = 6.
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Try this question in the live sheet →COUNT syntax
=COUNT(value1, [value2], ...)
Counts how many cells in a range contain numbers. COUNT is used in data analysis work to summarize or test patterns across a data set. Full COUNT guide.
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