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Mixture X comprises juice and water in a 5:4 ratio, and mixture Y consists of juice and water in a 7:9 ratio. When mixture X is combined with mixture Y,...
The university has 750 faculty (male and female only) out of which the females are 60%. The average height of females is 162 cm and that of males is 168...
Average of 12 observations calculated by a student was 60 but when he again went through his observations he realised that he took value of three observ...
The average height of each person in group 'G' having 28 people is 12 cm less than the average height of each person in group 'H' having 24 people. If t...
The average weight of 4 persons is 66 kg. The heaviest person’s weight is 32 kg more than the lightest person’s weight. If the average weight of the...
The average weight of 7 men decreases by 3 kg when one of them weighing 150 kg is replaced by another person. Find the weight of the new person
The combined average weight of 8 apples and 5 oranges is 150 grams. If the average weight of the apples is 180 grams, what is the average weight of the ...
Ram played his first 4 matches with an average of 5 goals per match. However, he couldn't score any goals in the following 3 matches. How many goals doe...
Average age of company A is 28 years and average age of both companies A and B is 20 years. If the ratio of number of employees in company A and B is 3:...