parviznegmatov101 parviznegmatov101

01-12-2019
Mathematics

contestada

A copy machine makes 171 coies in 4 minutes and 45 seconds. How many copies does it make per minute?

Respuesta :

panhongru02 panhongru02

03-12-2019

Answer:

36

Step-by-step explanation:

171/(4+0.75) =36

you want it to be in minutes, so calculate the 45 seconds over 60 seconds, which is 0.75. Add that to the 4 minutes, and divide the total number of copies over the time used, and you have speed/minute.

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