Answer:
32.85?
corrector not i don't know.
but it may be
because
6+(17.5)+(12.5)+15+5
=56
(because there you have 2 halfs so 1)
therefore,
above 40 years=15+5
=20
percentage = 20/56 × 100
=32.85714...and so on
therefore, =32.85
