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## Probability of Positive Integers being Coprime !

What is the probability that six randomly chosen positive integers are relatively prime ?...

## Number of Combinations !

In how many ways can you select 7 letters from the word MISSISSIPPIRIVER regardless...

2x(x-6)-5(x+3)

7:8 and 8:9

## Find highest share?

If 500 is shared in the ratio 2：3：5, what will be the highest share?

## How Many Numbers Divisible ?!

How many integers from 100 to 10000, inclusive, are exactly divisible by 6 or 11 or...

## How many coins can cover the entire table?

A rectangular table has 100 coins placed on it (centers must be on the...

## Calculate the amount paid in each installments

An Electrical shop sells a video recorder for \$3200 cash price. The purchase deal...

## Line equation

If line y= -3x+K is tangent to the circle x^2 +y^2 = 10, find...

## SCIENCE

Protective sols are – a) lyophilic b) lyophobic c) both a and b d...

## TIME

Swati does jogging for 30 minutes and do household activities for 2 hours in...

## Geometry

If the vertices of a triangle are ( -1,6,-4)  , ( 2, 10 ,...