The price of a car was \(\$40,000 \) in 2011, \(\$35,000 \) in 2012 and \(\$30,000\) in 2013. What is the rate of depreciation of the price of car?
Explanation
Since the price is decreasing by \(\$5000\) every year, so 5000/40000 = 0.125 or 12.5%
How many bricks each of size \(25 \mathrm{~cm} \times 13.5 \mathrm{~cm} \times 6 \mathrm{~cm}\), will be required to build a wall 8 m long, 5.4 m high and 33 cm thick?
If a = 3, b = –3, and \( c = \frac{1}{3}\), then what is the value of \(a b^{2} c^{2}\) ?
If \(|x+2| \leq 3\), for what values of x, this inequality holds?
The area of any one triangle (out of four) is \(5m^{2}\). What will be the area of the square?
An airline weighed the carry-on luggage of all its 1,106 passengers in a single day. The results are shown in the graph. How many of these passengers had carry-on luggage that weighed less than 20 lb?
Kate bought three laptops. A dell laptop cost \(\$350\), Apple cost \(\$450\) and Samsung cost \(\$ 620\). What is the average cost per laptop?