A company installed 36 machines at the beginning of the year. In March they installed 9 additional machines and then disconnected 18 in August. How many were still installed at the end of the year.

2 Answers on this Question

1. 27

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2. at starting its 36
   in march its become 36+9=45
   in aug 18 is disconnected so it will be 45-18
   and final answer is 27
   thank you……..

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