A number is increased by 14%, then decreased by 20% and then further increased by 35%. What is the net increase/decrease percent in the number?
Answer & explanation
Correct answer: option 4
14% = \(\frac{7}{50}\) and 20% = \(\frac{1}{5}\) , 35% = \(\frac{7}{20}\)
ATQ,
@14%⇑ 50 : 57
@20%⇓ 5 : 4
@35%⇑ 20 : 27
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Total effect 5000 : 6156
1250 : 1539 ⇒ Net increase by = 289
Increase percentage: \(\frac{289}{1250}\) × 100 = 23.12%