Question

Module 4
Class VII Mathematics
(Critical & Creative Thinking)
This year despite various bans, there was a lot of pollution on wall The resulted m
the deterioration of air quality
Post-celebration, city's air
continues to be 'poor'
TRACKING POLLUTION
BREATIW UNEASY CIt's
celebrations add fuel to fire
*** p
omp
t
N
A
AIR QUALITY INDEX AND IMPACT
0.00
Good / Mini-
101-200
201-300
Moderatel Poor!
Breathing Breathing
discomfort discomfort
to people to most
with lungs. people on
asthma prolonged
and heart exposure
diseases
401-500
Severe Affects healthy
people and seriously
impacts those with
existing diseases
301-400
Very poor Respira
tory illness on pro-
longed exposure
WHAT IS AQI
Aql is the numerical
scale used to assess air
quality, focussing on
calculating the effects
of the air to the health
of people. It looks for
major pollution causing
factors in the air. They
Include particulate
matter.ground-level
ozone, sulfur dioxide,
nitrogen dioxide, and
carbon monoxide,
among others
Satisfactory
Minor breath-
ing discomfort
to sensitive
people
Q1.
At what two times was the AQI 270?​

Answer 1

Answer:

i tried so hard

and goes so far

but at the end

it dosen't even matter