Person 1 can do a certain job in fifteen minutes, and person 2 can do the same job in thirty minutes. When completing the job together, which expression would be used to represent the amount of work done by person 1?

A histogram can only display what data?

A company manufactures electronics components that each month weigh from 29.5 g to 30.5 g inclusive which of the following inequality describes all acceptable with X in gram for each component | 30 - x|<=0.5 |30 - x|>0.5 30-x<=0.5 30-x>0.5

Jacob kicks a soccer ball off the ground and in the air, with an initial velocity of 33 feet per second. Using the formula H (t) = - 16t2 + vt + s, what is the maximum height the soccer ball reaches? 15.1 feet 16.5 feet 17.0 feet 18.2 feet

Which of the following relationships between two variables could be described using correlation, r? (A) Number of books read and gender of a student. (B) Number of football games played and the position of a football player.

What is the experimental probability that a tire chosen at random will be defective?

Is y=x squared + 2 a linear function

The half-life of a certain substance is 26 years. How long will it take for a sample of this substance to decay to 92 % of its original amount? Use the exponential decay model, A = A_0 e kt, to solve. years (Round to one decimal place as needed.)

An English professor assigns letter grades on a test according to the following scheme. A: Top 7% of scores B: Scores below the top 7% and above the bottom 59% C: Scores below the top 41% and above the bottom 18% D: Scores below the top 82% and

The jewerly store has a ring with a retail price of $372.50 it is on sale for 60% off the retail price what is the discount

The cheetah population in the Sahara Desert is declining at a rate of 4.5% per year. The population was 925 in the year 2005. Which answer is the best prediction of the population in year 2012? 1250 412 670 901