If an instrument measures in units of 10, then any value between which two values would be measured as 80? A)70 and 90

B)75 and 85

C)77.5 and 82.5

D)79.5 and 80.5

Please provide an explanation, I am confused...

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg