The perimeter of a rectangle is (10x2).if it's width is (2x-1),which expression represents the length a.5x-2
b.3x+2
c.8x+3
d.12x+1​

What is 1.5% of 120 or what number is 1.5% of 120

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee