The average of the first nine prime numbers is-

The average of six numbers is 3.95. The average of two of them is 3.4, while the average of the other two is 3.85. The a…

A man bought 13 articles at Rs. 70 each, 15 at Rs. 60 each and 12 at Rs. 65 each. The average price per article is -

The average (arithmetic mean) of 3<sup>30</sup>, 3<sup>60</sup> and 3<sup>90</sup> i…

The mean high temperature of the first four days of a week is 25°C whereas the mean of the last four days is 25.5&de…

The average price of three items of furniture is Rs. 15000. If their prices are in the ratio 3 : 5 : 7, the price of th…

The average age of a cricket team of 11 players is the same as it was 3 years back because 3 of the players whose curren…

There are 4 consecutive odd numbers (x<sub>1</sub>, x<sub>2</sub>, x<sub>3</sub> and…