MCQ
The value of $\cos 960^{\circ}$ is :
- ✓$\frac{1}{2}$
- B$\frac{\sqrt{3}}{2}$
- C$-\frac{\sqrt{3}}{2}$
- D$-\frac{1}{2}$
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In a town of 840 persons, 450 persons read Hindi, 300 read English and 200 read both. Then the number of persons who read neither is,
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