Recent questions tagged medium

A letter is selected at random from the word "ASSASSINATION".Find the probability that letter is a consonant

asked Jul 1, 2014 by sreemathi.v

1 answer

Find the equation of lines passing through (1, 2) and making angle $30^{\circ}$ with $y$ - axis.

asked Jul 1, 2014 by thanvigandhi_1

1 answer

A letter is selected at random from the word "ASSASSINATION".Find the probability that letter is a vowel

asked Jul 1, 2014 by sreemathi.v

1 answer

If $\large\frac{2}{11}$ is the probability of an event,what is the probability of the event 'not A'

asked Jul 1, 2014 by sreemathi.v

1 answer

An analysis of monthly wages paid to workers in two firms A and B , belonging to the same industry, gives the following results. (i) Which firm A and B pays larger amount as monthly wages. (ii) which firm A or B shows greater variability in individual wages?

asked Jul 1, 2014 by meena.p

1 answer

Three coins are tossed once.Find the probability of getting atmost 2 tails

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting no tail

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting exactly two tails

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting 3 tails

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting no head

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting atmost 2 heads

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting atleast 2 heads

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting 2 heads

asked Jul 1, 2014 by sreemathi.v

1 answer

Three coins are tossed once.Find the probability of getting 3 heads

asked Jul 1, 2014 by sreemathi.v

1 answer

Show that the tangent of an angle between the lines $ \large\frac{x}{a}$$+\large\frac{y}{b}$$=1$ and $ \large\frac{x}{a}$$-\large\frac{y}{b}$$=1$ is $ \large\frac{2ab}{a^2-b^2}$

asked Jun 30, 2014 by thanvigandhi_1

1 answer

Find the points on the line x + y = 4 which lie at a unit distance from the line 4x + 3y = 10

asked Jun 30, 2014 by thanvigandhi_1

1 answer

Find the equation of the lines which passes through the point (3, 4) and cuts off intercepts from the coordinate axes such that their sum is 14.

asked Jun 30, 2014 by thanvigandhi_1

1 answer

Find the angle between the lines $y = (2 – \sqrt3 ) (x + 5)$ and $y = (2 + \sqrt3 ) (x – 7).$

asked Jun 30, 2014 by thanvigandhi_1

1 answer

Find the equation of the line passing through the point (5, 2) and perpendicular to the line joining the points (2, 3) and (3, – 1)

asked Jun 30, 2014 by thanvigandhi_1

1 answer

A fair coin with 1 marked on one face and 6 on the other and a fair dice are both tossed.Find the probability that the sum of the numbers that turn up is 12

asked Jun 30, 2014 by sreemathi.v

1 answer

A fair coin with 1 marked on one face and 6 on the other and a fair dice are both tossed.Find the probability that the sum of the numbers that turn up is 3

asked Jun 30, 2014 by sreemathi.v

1 answer

A die is thrown,find the probability of following event : A number less than 6 will appear

asked Jun 30, 2014 by sreemathi.v

1 answer

A die is thrown,find the probability of following event : A number more than 6 will appear

asked Jun 30, 2014 by sreemathi.v

1 answer

The diameters of circles(in mm) drawn in a design are given below . Calculate the std. deviation and mean diameter of the circles.

asked Jun 30, 2014 by meena.p

1 answer

A die is thrown,find the probability of following event : A number less than or equal to 1 will appear

asked Jun 30, 2014 by sreemathi.v

1 answer

A die is thrown,find the probability of following event : A number greater than or equal to 3 will appear

asked Jun 30, 2014 by sreemathi.v

1 answer

A die is thrown,find the probability of following event : A prime number will appear.

asked Jun 30, 2014 by sreemathi.v

1 answer

A coin is tossed twice,what is the probability that atleast one tail occurs

asked Jun 30, 2014 by sreemathi.v

1 answer

Find mean and variance and standard deviation using short cut method.

asked Jun 30, 2014 by meena.p

1 answer

Two dice are thrown.The events A,B and C are as follows :A : getting an even number in first die,B : getting an odd number on the first die,C : getting the sum of the numbers on the dice $\leq$ 5.State true or false : A',B' and C are mutually exclusive & exhaustive

asked Jun 30, 2014 by sreemathi.v

1 answer

Two dice are thrown.The events A,B and C are as follows :A : getting an even number in first die,B : getting an odd number on the first die,C : getting the sum of the numbers on the dice $\leq$ 5.State true or false : A and B' are mutually exclusive.

asked Jun 30, 2014 by sreemathi.v

1 answer

Two dice are thrown.The events A,B and C are as follows :A : getting an even number in first die,B : getting an odd number on the first die,C : getting the sum of the numbers on the dice $\leq$ 5.State true or false : A and C are mutually exclusive

asked Jun 30, 2014 by sreemathi.v

1 answer