Harshita Singh

CAT Preparation Community 10y ago

The number of cars sold by Maruti increased by 25% in the year 1999 and then decreased by 10% next year. Find the total number of cars sold by Maruti in the year 2000, if in the year 1998 it sold 2lakh cars.

6

Harshita Singh 10y ago

I've used successive percentage formula in this question i.e (a+b+ab/100) but still my answer isn't correct

gaurav 10y ago

1998 it is 2,00,000 1999 2,50,000 2000 it will be 2,50,000-25000=225000

Dileep Chaudhary 10y ago

2.25 lakh

TUSHAR CHAUDHARI 10y ago

no need to use successive percentage formula for faster and easy solution follow a commoner approach.
As 1998 it was 2,00,000 in 1999 it was 25% more i.e 2,00,000 (1.25)=2,50,000 in 2000 it was decreased by 10% therefore 25,000 is 10% i.e. 2,50,000-25,000=2,25,000 your answer.

Kuldeep 10y ago

2.25 lakhs

Kuldeep 10y ago

from successive % formulae, we have: 25+(-10)+25(-10)/100 =25 -10-2.5 =12.5 therefore, for overall 12.5 % increase, there is a increase of 25000, hence the answer is 2.25 lakh.

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