Which of the following is the best estimate for the number of seconds which have elapsed since the start of the year 2000? (note: date was June 2001)

A) 3 X 10⁴
B) 3 x 10⁵
C) 3 x 10⁶
D) 3 X 10⁷
E) 3 X 10⁸

which expression represents the approximate length of bc?

step-by-step explanation:

linear pair postulates

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.