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Now find the smallest 4-digit number divisible by 99. The smallest 4-digit number is 1000. Divide 1000 by 99:
Round up to the next whole integer: 11. Now multiply:
The mass of the substance after each day is calculated by multiplying the previous days mass by 95% (100% - 5%).
A cylindrical tank with a radius of 3 meters and a height of 10 meters is filled with water. If the water is being drained at a rate of 2 cubic meters per hour, how long will it take to empty the tank?
A rectangular plot of land measures 50 meters by 30 meters. A path 2 meters wide runs around the inside perimeter of the plot. What is the area of the path?
Dimensions of the inner rectangle = (50 - 4) meters by (30 - 4) meters = 46 meters by 26 meters.
Area of the path = Total area - Inner area = 1500 square meters - 1196 square meters = 304 square meters.
A companys stock price increased by 12% in the first year and then decreased by 8% in the second year. If the initial stock price was $100, what is the final price after two years?
A train travels 180 miles in 3 hours. If it continues at the same speed, how long will it take to travel an additional 240 miles?
A rectangular swimming pool is 25 meters long and 10 meters wide. If a deck of uniform width surrounds the pool and the total area including the deck is 400 square meters, what is the width of the deck?