Qstnid -A-2-i-a Number Is Increased From 125 To 150; Find The Percentage Increase. (Ii) A Number Is Decreased From 125 To 100; Find The Percentage Decrease. - 07: Percent And Percentage Class 8 Maths - Icse-viii-mathematics

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ICSE-VIII-Mathematics

07: Percent and Percentage Class 8 Maths

with Solutions - page 2

Qstn# A-2-i Prvs-Qstn Next-Qstn

#2-i
A number is increased from 125 to 150; find the percentage increase. (ii) A number is decreased from 125 to 100; find the percentage decrease.
Ans : Original value = 125, New value = 150
Increase = (150 - 125) = 25
Increase % = 25/125 × 100 = 20% (ii) Original number = 125, New value = 100,
Decrease = (125 - 100) = 25
Decrease % = 25/125 × 100 = 200%

#2-ii
A number is decreased from 125 to 100; find the percentage decrease.
Ans : Original number = 125, New value = 100,
Decrease = (125 - 100) = 25
Decrease % = 25/125 × 100 = 200%