(AnC) ' by given
U=(1, 2,3,4,5,6,7,8,9)
A=(1,2,3,4)
B=(2, 4,6,8)
C=(3,4,5,6)
Question
Maths
Sept. 16, 2020, 6:29 p.m.
Answer
Two dice are thrown. Find the probability that the sum of the numbers coming up on them is 9,if it is known that the number 5 always occurs on the first die.
Ramkali saved $5 in the first week of a year and then increased her weekly savings by 1.75$if in the nth week, her weekly savings become$20.75,find n
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Maths
Sept. 16, 2020, 4:20 p.m.
Answer
D and E are points on sides BA and CA respectively in triangle ABC such that CD = BE. From
D and E two perpendiculars DX and EY are drawn on BC. If DX = EY, prove that
triangle ABC is isosceles.