mumber is increased by 40% and then decreased by 40%. Find the net increased and decreased percentage
Answers
Answered by
1
Step-by-step explanation:
let no. be x
x increased by 40%
= x(1+40%)
= x(1+0.4)
1.4x
then decreased by 40%
1.4x(1-40%)
=1.4x×(1-0.4)
= 1.4x×0.6
=0.84 x
% decreased = x-0.84x / x ×100
=0.16×100=16% decreased
Answered by
1
Answer:
16%
Step-by-step explanation:
assume number is 100
100*40/100=40
100+40=140
140*40/100=84
net decrease % is 16%
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