A set of exam marks has mean 70,median 65, inter-quartile range 25 and 15 Marks. It is decided to 10 from all the marks. For the new set of marks (a)what is the new mean (b)what is the new median (c)what is tje new inter-quartile range? (d)what is the new SD?​

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d. y +14z