Answer :
The correct equation to find the number of words typed in 6 minutes at a rate of 57 words per minute is 6 * 57 = 342 words.
To find the number of words an office worker can type in 6 minutes, we use a simple multiplication. Since the worker types at a rate of 57 words per minute, we multiply the rate by the number of minutes:
57 words/minute * 6 minutes = 342 words
Therefore, the correct equation from the options provided is:
d) 6 * 57 = words per minute