Question
sin10˚ x sin20˚ x sin40˚ =?
Solution
We know that sin x x sin 2x x sin 4x = 1/4 sin 3x So sin10 x sin20˚ x sin40˚ = 1/4 x sin(3 x 10˚) = 1/4 x sin 30˚ = 1/4 x 1/2 = 1/ 8
Statements: P = T > U ≤ E = W < X , R < O < E ≥ Y > Q = F
Conclusions: I. X > Q II. P < R
Read the given statements and conclusions carefully and decide which of the conclusions logically follow(s) from the statements.
Statements:
Statements:
Q ≥ R = P; R > S ≥ Z; S ≥ B < C
Conclusions:
I. C > Z
II. B < Q
Study the statements and the conclusion and point out which statement studied together will bring the conclusion.
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I. Price r...
Statement:
Occasionally Mondays are Tuesdays.
No Wednesday is Thursday.
A few Friday are Mondays.
All Tuesdays are...
Statements: D < E = F; G < D ≤ H; K < F ≤ A
Conclusions:
I. G < A
II. H > K
III. E > H
...Statement: S ≤ M < X = H ≥ B ≥ K < V
Conclusion: X > K, K = X
Statements:
Some cats are animals.
All animals are plants.
Conclusions:
I. All cats are plants.
II. Some plants are c...
Read the given statement and conclusions carefully. Assuming that the information given in the statement is true, decide which of the given conclusions ...
1. Banana price is more than that of lychee.
2. Banana price is less than that of kiwi.
3. Kiwi Price is more than that of banana and lych...