Aset of positive and negative rational numbers is shown. 8/15, -2/7, -7/9, 3/8, -1/2 what is the difference between the largest and the smallest numbers in the list?

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.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15