Brainliest + points!

use the simple interest formula, i = prt, to find the simple interest:

julia invested $4,000 in a mutual fund with the simple interest rate of 3.5% per year. how much interest would she earn after 2 years?

a.
$140

b.
$280

c.
$1,400

d.
$2,800

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Find the missing factor. write your answer inexponential form.9^2=9^4×

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?