Find the product of 21 and (6.3 · 10-4). 0.1323 · 10-1 1.323 · 10-3 1.323 · 10-2 1.323 · 102

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7