Forwarded from Deleted Account
A. C. B
100. 150. 250
25:75. 90:60. x:250-x
..
X/250=60/150
X=100
250-100=150
..
1/3×150/250= 1/5
100. 150. 250
25:75. 90:60. x:250-x
..
X/250=60/150
X=100
250-100=150
..
1/3×150/250= 1/5
Forwarded from Trigonometry
●▬๑🔰 Maths Lovers 🔰๑▬●
---------------------------------------------
LEARN MATHS TOPICWISE
---------------------------------------------
GEOMETRY
@Geometry_Triangle_Circle_Polygon
TRIGONOMETRY
@Trigonometry_Trikonmiti
PROFIT & LOSS
@Profit_Loss_Discount
PERCENTAGES
@Percentage_100
RATIO & PROPORTION
@Ratio_Ages
ALGEBRA
@AlgebraFormulas
COMPOUND INTEREST
@Compound_and_Simple_Interest
PROBABILITY
@PermutationCombination
REMAINDER THEOREM
@RemainderTheorem
TIME & WORK
@Time_Work_Wages
ALLIGATION
@Mixture_and_Alligation
TIME SPEED DISTANCE
@Time_Speed_and_Distance
---------------------------------------------
LEARN MATHS TOPICWISE
---------------------------------------------
GEOMETRY
@Geometry_Triangle_Circle_Polygon
TRIGONOMETRY
@Trigonometry_Trikonmiti
PROFIT & LOSS
@Profit_Loss_Discount
PERCENTAGES
@Percentage_100
RATIO & PROPORTION
@Ratio_Ages
ALGEBRA
@AlgebraFormulas
COMPOUND INTEREST
@Compound_and_Simple_Interest
PROBABILITY
@PermutationCombination
REMAINDER THEOREM
@RemainderTheorem
TIME & WORK
@Time_Work_Wages
ALLIGATION
@Mixture_and_Alligation
TIME SPEED DISTANCE
@Time_Speed_and_Distance
Forwarded from Lucifer
A e i u vowels 4
Q l t y consonants 4
4c2*4c3*4! *2!
=6*4*24*2=1152
Q l t y consonants 4
4c2*4c3*4! *2!
=6*4*24*2=1152
Forwarded from Deleted Account
Boy
2/3×2/3=4/9
At least 1 girl
1-4/9=5/9
Boy
2/3×2/3×2/3×2/3=16/81
1-16/81=65/81
....
5/9×65/81= 325:729
2/3×2/3=4/9
At least 1 girl
1-4/9=5/9
Boy
2/3×2/3×2/3×2/3=16/81
1-16/81=65/81
....
5/9×65/81= 325:729
Forwarded from Deleted Account
R => A
B => 28-A
A•28-A/28•27
R => 16[A]
B => 12
12+B/32+B => 1/2
24+2B => 28+B
B => 4
aftr pink add:-
totl => 32+C
32C/32+C•31•C => 32/315
315C => (C²+63C+992)
C²+252C+992 => 0
C => 4✅Forwarded from Deleted Account
S => 5
G => 3
S => 4
G => 3
1/2•5/8+1/2•4/7=>67/112
67/112•2 => 67/224Forwarded from Deleted Account
a => 5
g => y
p => 10 - y
y•y-1/15•14 => 1/5
y²-y => 42
y => 7
p => 3
3/15 => 1/5Forwarded from RG
BagB
4/35 = 2*3*4/15*14
G = 3 , B = 4 , R=3 , Y=5
Bag A
x/14*(x-1)/13*(8-x)/12 = 5/182
x = 2 or 5 , .. 5 satisfy
x = 5 = R , B = 4 , G=2 , Y = 3
Green in C = yellow in D = y
5/14*3/15*5/(17+y)*2/12+y = 5/7*594
y^2 + 29y - 390 = 0
y = 10
Bag C
R=5 , B=8 , G = 10 , Y = 4
BagD
R= 2 , B = 4 , G = 6 , Y = 10
10*4*2/27*26 = 40/351 , e=40
2*6*10/22*21 = 20/77 , f=20
e - f = 20
4/35 = 2*3*4/15*14
G = 3 , B = 4 , R=3 , Y=5
Bag A
x/14*(x-1)/13*(8-x)/12 = 5/182
x = 2 or 5 , .. 5 satisfy
x = 5 = R , B = 4 , G=2 , Y = 3
Green in C = yellow in D = y
5/14*3/15*5/(17+y)*2/12+y = 5/7*594
y^2 + 29y - 390 = 0
y = 10
Bag C
R=5 , B=8 , G = 10 , Y = 4
BagD
R= 2 , B = 4 , G = 6 , Y = 10
10*4*2/27*26 = 40/351 , e=40
2*6*10/22*21 = 20/77 , f=20
e - f = 20
Forwarded from °FSociety°
Let no. xy
Total possible nos = 9*8 = 72
Given that
3(10x + y) < (10y + x)
29x/7 < y
x = 1, y = 5, 6, 7, 8, 9
x = 2, y = 9
Nos = 15, 16, 17, 18, 19, 29
6/72
1/12
Total possible nos = 9*8 = 72
Given that
3(10x + y) < (10y + x)
29x/7 < y
x = 1, y = 5, 6, 7, 8, 9
x = 2, y = 9
Nos = 15, 16, 17, 18, 19, 29
6/72
1/12