Aspeed reader can read 850 efficient words per minute. an average reader can read at approximately 1/7 that speed. how many efficient words per minute does an average reader read?

An average reader can read 121.43 words per minute efficiently.

Explanation:

 A speed reader can read 850 efficient words per minute.

 An average reader can read at approximately 1/7 that speed.

 Total word read by an average reader per minute is given = 850* 1/7

                            = 121.43 words per minute

So an average reader can read 121.43 words per minute efficiently.

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72