Numerical Appli...

Mean of a set of observations is the value which

In a cricket test match the scores of ten players are: $$85$$, $$32$$, $$0$$, $$54$$, $$29$$, $$101$$, $$73$$, $$64$$, $$29$$ and $$36$$. Find the mean of the runs.

The heights of $$6$$ boys in a group are $$142$$ cm, $$154 $$ cm, $$146$$ cm, $$145$$ cm, $$151$$ cm and $$150$$ cm. Find the mean height per boy

Find the mean of first ten odd natural numbers.

In a monthly test the marks obtained in mathematics by $$16$$ students of a class are as follows
$$0, 0, 2, 2, 3, 3, 3, 4, 5, 5, 5, 5, 6, 6, 7, 8 $$
The arithmetic mean of the marks obtained is

A contractor undertook to do a certain piece of work in $$9$$ days. He employed certain number of men, but $$6$$ of them being absent from the very first day, the rest could finish the work in $$15$$ days. The number of men originally employed were

Out of the following four choices which does not show the coinciding of the hour hand and minute hand :

If in a non leap year it is Tuesday on 28th February then the day which will be on 28th march is ------

A fort had provision of food for $$150$$ men for $$45$$ days. After $$10$$ days, $$25$$ men left the fort, The number of days for which the remaining food will last, is

If the arithmetic mean of $$6, 8, 5, 7, x$$ and $$4$$ is $$7,$$ then $$x$$ is