Question

Please help me find out the CORRECT ANSWERS....

Answer 1

probability....

sum=7

3+4,2+5,6+1 ..............

sum perfect square

2+2=4=2^2,6+3=9=3^2,5+4=9=3^2.........

Answer 2

PROBABILITY :-

(1,1)(1,2)(1,2)(1,3)(1,3)(1,4)

(2,1)(2,2)(2,2)(2,3)(2,3)(2,4)

(3,1)(3,2)(3,2)(3,3)(3,3)(3,4)

(4,1)(4,2)(4,2)(4,3)(4,4)

(5,1)(5,2)(5,2)(5,3)(5,3)(5,4)

(6,1)(6,2)(6,2)(6,3)(6,3)(6,4)

1.]

PROBABILITY OF GETTING SUM 7

(3,4)(4,3)(5,2)(6,1) = 4 / 36 = 1/9

2.]

PROBABILITY THAT SUM IS A PERFECT SQUARE

(1,3)(1,3)(2,2)(2,2)(3,1)(5,4)(6,3)(6,3) = 8 / 36 = 2/9

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