No idea how to do this. In need of desperate help

Some useful tips to help you merge cells in a spreadsheet such as Excel are:
How to find a sample monthly average is:
=AVERAGEIFS(
numeric data range,
date range,
">=" & first day of month,
date range,
"<=" & EOMONTH(
first day of month,
0
)
)
This refers to the data collection and manipulation to perform mathematical operations on them in an organized manner.
Hence, we can see that The AVERAGEIFS function calculates the average of values that meets single or multiple criteria.
This helps in the use of logical operators like greater than or equal (>=) and less than or equal (<=) and provides a way of evaluating values between limits.
Read more about spreadsheets here:
https://brainly.com/question/4965119
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