the position coordinates of a body changes from (2 ,5 6,) m to (6, - 3 ,9) m in 2 second calculate the magnitude of its velocity

Julius de mesa paid an interest of 5000 on a three year loan at 8% simple interestwhat was the original loan​

James answered a 40-item examination. he gets 5 points for every correct answer but he loses 2 points for every wrong answer. what was his total score if he answered 75% of the items?

In a 50 item test mark got 70% of the questions correctly while joey got 90% right how many more correct answers and joey get than mark? ​