Cis the circumcenter of angle pqr. pc=3x+7, rc= 5x-15 and qc=51-x pc =

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?

According to the data set, where should the upper quartile line of the box plot be placed?