At the beginning of the year, Wayne could type 30 words per minute. By the end of the year, Wayne was typing 48 words per minute.
What is the percent increase in the number of words Wayne could type?

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points

Pls math have no ideamultiply and simppify. 2x^2y^3z^2 • 4xy^4x^2