Question
First, a number is increased by 52%, and then it is
decreased by 45%. Determine the net percentage increase or decrease.Solution
ATQ,
Let the number be 100b
Final number = 1.52 × 0.55 × 100b = 83.6b
Net percentage change = [(83.6b - 100b) ÷ 100b] × 100 = -16.4% or
16.4% decrease
Statements: U & K # X % I % W; T # M $ W; T @ N @ S
Conclusions:
I. X @ M
II. K $ S
III. N # I
Statements: P > Q ≤ R; Q ≥ O > S; T < S ≤ U
Conclusions:
I. T < R
II. U ≤ Q
III. P > U
...Statements: U = G ≥ T, M < J < H = T, M = A > L
Conclusions:
I. U > M
II. G ≥ A
III. L < T
Statements: P ≥ Q > S< T > R = U
Conclusions: I. P < S
II. U = S
Statements: M ≤ N; O < R; O = N; S ≥ Q; N > S
Conclusions:
(i) Q < M
(ii) N ≥ Q
(iii) M > R
Statement: C < X ≤ B > E < L < I
Conclusion: I. X > L II. B > C
Statements: V ≥ W > X = Y, C > D = E ≥ V
Conclusions :
I. E ≥ W
II. D ≥ Y
III. C > V
Statements: B & X, X # U, U @ K, K % T
Conclusions: I. X & T II. K # B
...Statements: F ≥ O = Z, Z ≥ P > L
Conclusions:
I. O > P
II. F > L
III. O ≥ L
IV. P > F
...Statement: F < G; H ≥ I; H ≥ K; I > G ≥ J
Conclusion:
I. G > K
II. K > J