Agrain of sand has a mass of 2.6 × 10–3 gram. a grain of salt has a mass of 6.5 × 10–2 gram. how many times greater is the mass of the grain of salt than the mass of the grain of sand?

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?