Quadratic Word problems

Find two natural numbers 

which 

differ by 3 

and the sum of their 

whole squares 

is 117.

prob-quiz-11

\ Two dice are rolled together simultaneously. Find the probability of:

(i)                  Obtaining a total of at least 9.

(ii)                Getting a multiple of 2 on one die and a multiple of 3 on the other die.

(iii)              Getting a multiple of 3 as the sum.1.  Two dice are rolled together simultaneously. Find the probability of:

(i)                  Obtaining a total of at least 9.

(ii)                Getting a multiple of 2 on one die and a multiple of 3 on the other die.

(iii)              Getting a multiple of 3 as the sum.

probability-quiz of the day

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 In a T.T. match between Susan and Mary, 

the probability of winning of Mary is 0.73. 

Find the probability of:

(i)                  Winning of Susan

(ii)                Not winning of Mary  

probability-quiz of the day

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(i)                  If A and B are 2 complementary events then 

what is the relation between P(A) and P(B)?

(ii)                If the probability of happening of an event A is 0. 46, 

What will be the probability of not happening of event A?

probability-quiz of the day

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probability-quiz of the day

From a well shuffled deck of 52 cards,

 one card is drawn. 

Find the probability that the card drawn will:

(i)                  Be a black card

(ii)                Not be a red card

(iii)              Be a red card

(iv)               Be a face card

(v)                 Be a face card of red colour

PROBABILITY-QUIZ OF THE DAY

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In a single throw of dice, 

find the probability that the number:

(i)                  will be an even number

(ii)                will not be an even number

(iii)              will be an odd number

PROBABILITY-QUIZ OF THE DAY

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 In a single throw of a dice, 

find the probability of getting a number:

(i)                  greater than 4

(ii)                less than or equal to 4

(iii)              not greater than 4