working together Rocco and giulia can paint a room in 3 hours it would have taken Rocko 7 hours to do the job alone which equation can be used to determine giulias a rates of work in parts per hour

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)