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## a,b,c are positive real numbers a(b+c)=32 b(c+a)=65

Practice Height and Distance – a,b,c are positive real numbers

a(b+c)=32

b(c+a)=65

c(a+b)=77

find abc

## 0.4777 . . . is the recurring decimal for the fraction:

Practice Decimal Fraction – 0.4777 . . . is the recurring decimal for the fraction:

## If 2x = 3y = 6-z, then (1/x + 1/y + 1/z) is equ

Practice Decimal Fraction – If 2x = 3y = 6-z, then (1/x + 1/y + 1/z) is equal to:

## The value of 21/2 upto three places of decimal is

Practice Decimal Fraction – The value of 21/2 upto three places of decimal is

## Choose the correct answer. If x1/2 / 4411/2 = 0.02, the va

Practice Decimal Fraction – Choose the correct answer. If x1/2 / 4411/2 = 0.02, the value of x is:

## If A is real and 1 + A + A2 + A3 = 40, then A is equal to:

Practice Decimal Fraction – If A is real and 1 + A + A2 + A3 = 40, then A is equal to:

## There are 25 Horses which all run at different speeds. A faster horse always bea

Practice Decimal Fraction – There are 25 Horses which all run at different speeds. A faster horse always beats a slower horse. You can race 5 horses at a time. There are no ties and you may not time them. What is the minimum number of races needed to determine the 3 fastest horses in order from fastest to slowest.

## There are 27 pearls in a bag. One among them is less in weight. You have been gi

Practice Decimal Fraction – There are 27 pearls in a bag. One among them is less in weight. You have been given 2 pan weight machine. In how many trials, you will be able to find the defected one?

## A lady has fine gloves and hats of different colours in her closet 18 blue, 32 r

Practice Decimal Fraction – A lady has fine gloves and hats of different colours in her closet 18 blue, 32 red and 25 yellow. The lights are out and it is totally dark. In spite of the darkness, she can make out the difference between a hat and a glove. She takes an item out of the closet only if she is sure that it is a glove. How many gloves must she take out to make sure that she has a pair of each colour?