Evaluate the following expression using the distributive property and simplify your answer: \( -4\left(\frac{3}{8}x - 5\right) + 2x \)
A high-end laptop is discounted by 25%. After the discount is applied, a 10% sales tax is added to the sale price. If the original price was $1,200, what is the final cost?
Solve the two-step equation for \( y: 4.5 - 2y = -13.5 \)
A rectangular prism has a volume of \( 180\text{ cm}^3 \). Its base has a length of \( 6\text{ cm} \) and a width of \( 3\text{ cm} \). What is the total surface area of this prism?
What is the product of \( (3 \times 10^4) \) and \( (1.2 \times 10^{-2}) \) expressed in standard scientific notation?
In a data set of five numbers [10, 12, 12, 15, 51], how does the 'outlier' (51) affect the mean compared to the median?
A map has a scale of \( 1\text{ cm} : 25\text{ km} \). If two cities are 375km apart in reality, how far apart are they on the map?
Simplify the ratio of 1.5 hours to 45 minutes.
What is the value of \( \left(-\frac{1}{2}\right)^3 \times 16 \)?
The air temperature was -1°C. The weather got colder, and the temperature dropped by 2 degrees each day for five consecutive days. What was the air temperature after 5 days?