Question

20% is how much of 3,436 lm

Answer 1

Recall that the x% of y is given by the following expression:

`y\cdot(x)/(100)\text{.}`

Therefore, the 20% of 3,436 is:

`3436\cdot(20)/(100)\text{.}`

Simplifying the above expression we get:

`687.2.`

Answer: 687.2.