9.2 written as a mixed number in simplest form?

a. 9/2
b. 2/9
c. 91/5
d. 29/10

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)

Two less than the quotient of a number and four is less than six. i need the inequality. a. x< 32 b.x< -32 c.x> 16 d.x> -16

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)