First of all, you need to change the 3.5% to a decimal which is .035.
Then you need to multiply .035 by 200 and you will get 7. So the answer for this math homework is 7.
approximate number of schools in India these days
By definition of percent error, you can't. But you can approximate zero instead, with the number of decimals appropriate to the accuracy of the measurement, e.g. 0.01, 1E-100, etc.
it is a number on a periodic table
you can't approximate a specific number.
120
1o
It represents the approximate number associated with some ongoing event - whatever the event may be.
Estimate
waterfalls
It is an estimate
The approximate number of cells in the human body is 3.72 x 10^13.
100%