#### $51,000
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- A company's revenue increased by 20% in the first quarter and then decreased by 15% in the second quarter. If the initial revenue was $50,000, what is the revenue at the end of the second quarter?
- After first quarter: \( 50000 \times 1.20 = 60000 \)
- After second quarter: \( 60000 \times 0.85 = 51000 \)
- A projectile is launched with an initial velocity of 50 m/s at an angle of 30 degrees. What is the horizontal range of the projectile? (Assume \( g = 9.8 \, \text{m/s}^2 \) and ignore air resistance.)
- Horizontal range formula: \( R = \frac{v^2 \sin(2\theta)}{g} \)
- \( \sin(60^\circ) = \frac{\sqrt{3}}{2} \)
