Naya purana Mixture Grinder

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(CAT 2004)

Purana and Naya are two brands of kitchen mixer-grinders available in the local market. Purana is an old brand that was introduced in 1990, while Naya was introduced in 1997. For both these brands, 20% of the mixer-grinders bought in a particular year are disposed off as junk exactly two years later. It is known that 10 Purana mixer-grinders were disposed off in 1997. The following figures show the number of Purana and Naya mixer-grinders in operation from 1995 to 2000, as at the end of the year.




1. How many Naya mixer-grinders were purchased in 1999?
a. 44
b. 50
c. 55
d. 64

2. How many Naya mixer-grinders were disposed off by the end of 2000?
a. 10
b. 16
c. 22
d. Cannot be determined from the data

3. How many Purana mixer-grinders were disposed off in 2000?
a. 0
b. 5
c. 6
d. Cannot be determined from the data

4. How many Purana mixer-grinders were purchased in 1999?
a. 20
b. 23
c. 50

d. Cannot be determined from the data


For answers click here.

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