Answer:
Here the given table,
Outcomes Red yellow blue Misses
Frequency 10 35 48 7

Here, Sample size = 100
Hence, By the above table,
The relative frequency of landing on red
=
The relative frequency of landing on yellow
=
The relative frequency of landing on blue
=
The relative frequency of landing on misses
=
Thus, the event of landing in red region has a relative frequency of 0.1,
which means the dart landed in red region about 10% of the time.