a mall installed 36 cctvs at the beginning of the year. in march they installed 9 additional cctvs and then disconnected 18 in august. how many were still installed at the end of the year.
Answers
Answered by
1
At the beginning of the year =36
Then in March they installed =9
&then disconnected =18
So, 36+9-18
=45-18
=27
Then in March they installed =9
&then disconnected =18
So, 36+9-18
=45-18
=27
Similar questions