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Number of males in city P = 6/11 x 3740 = 2040 & number of females in city Q = 4/9 x 4320 = 1920 Desired difference = 2040 – 1920 = 120
The average of the first and second numbers is 20, while the average of the second and third numbers is 25. If the sum of the first and third numbers is...
Average marks scored by Vineet in five subjects are 85. The average marks scored by him (excluding his highest and lowest marks) are 65 and lowest marks...
There are 30 employees in a company, out of which 50% are officers and the rest are workers. The average salary of each employee in the company is Rs. 2...
The average marks scored by 32 boys and 38 girls are 70 and 92 respectively. Find the average marks scored by all the students together. (Answer should ...
The average cost price of 15 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.70. ...
Average of 20 numbers is 90. Average of first 8 numbers is 103 while average of last nine numbers is 40. If ninth number is 25% less than the tenth numb...
Average age of company A is 21 years and average age of both companies A and B is 13 years. If the ratio of number of employees in company A and B is 3:...
In a family of 10, the men eat on average 65 kg of food and women eat on an average 45 kg of food. The men and women are equal in number. A woman...
The average of five consecutive odd numbers is 61. What is the average of the first three numbers among them?
