If the amounts of rainfall in an area over a month are 1.7", 2.2", 0.5", 0.72", and 1.1", what is the mean amount of rainfall in the area for the month?*
A) 1.1"
B) 1.3"
C) 7.8"
D) 1.2"
E) 1.6"

What are the possible rational zeros of [tex]f(x) = x^4+2x^3-3x^2-4x+18[/tex]

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest