Find the distance between each pair of points

Point e(−5, 3) and point d(−4, −3) are located on the grid. which measurement is closest to the distance between point e and point d in units? a) 6.1 units b) 6.3 units c) 6.5 units d) 6.7 units

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

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.