Which has the greatest mass?
а) grain of salt: 6.5 x 10-2 gram
b) grain of sand: 2.6 x 10-3 gram
c) dust particle: 7.0 * 10-10 gram
d) grain of rice: 2.8 x 10-2 gram

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120