I. 8(x+3)+ 8(-x)=72 8x × 83+ (1/8)x - 72=0 Let 8x=a 512a+ 1/a- 72=0 512a2+1-72a=0 512a²-72a+1=0 512a²-64a-8a+1=0 64a (8a-1)-1 (8a-1)= 0 (64a-1)(8a-1)= 0 a= 1/8,1/64 8x= 1/8 x= -1 8x= 1/64 x= -2 II.5(y+5)+ 5(-y)=150 55 × 5(y )+ (1/5)y -150=0 Let 5y=b 3125b+ 1/b - 150=0 3125b² - 150b + 1=0 3125b² - 125b - 25b + 1=0 125b(25b-1) - 1(25b-1) = 0 b = 1/25,1/125 5y= 1/25 y= -2 5y= 1/125 y= -3 Hence, x≥ y
Statements: B > C; D > E = F < G ≥ H; C > I = D
Conclusions:
I. B < E
II. G > E
III. I < B
Statements: K ≥ R, M > T, M ≥ R, L = K < O
Conclusion:
I. M > K
II. O > R
In which of the following expression will the expression ‘R > U’ be definitely false?
Statement:
O ≤ P >K ≤ L; W ≤ X = K > R; Q > L
Conclusion:
I) W < L
II) L = W
Statements: Z > X = Y ≥ W; S ≥ I ≤ Q = Z
Conclusions:
I. W < Q
II. S ≥ Y
III. Y < S
In the question, assuming the given statements to be true, find which of the conclusion (s) among given three conclusions is/are definitely true and th...
Statements: D > E ≥ I > G; L = F < H ≤ G; L > J
Conclusions:
I. E > J
II. L ≤ D
III. I ≥ F
Which of the symbol should replace the question mark in the given expression in order to make the expression “M ≥ Q” as well as “O > K” defini...
Which of the following symbols should replace the sign ($) and (*) respectively in the given expression in order to make the expression A ≥ J and P ...
Statements: F > V > W ≥ L > G; F ≤ O = M < I
Conclusions: I. M > L II. V < I
