Two taps can fill a tank

Q1: In what ratio should wheat at Rs. 4.5 per kg be mixed with another variety at Rs. 5.25 per kg so that the mixture is worth of Rs. 5 per kg?

Q2:Two taps can fill a tank in 18 and 24 min respectively. When both the taps are opened find when the first tap is turned off so that the tank may be filled in 12 min.

Q3:The average minimum temperature for Monday, Tuesday and Wednesday was 4 deg that for Tuesday, Wednesday and Thursday was 5.5 deg, if the temperature on Monday was 2.6 deg what was the temperature on Thursday?



1) 1:2

2) 9 Minutes

3) 7.1 Degree


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