Identify the ordered pair that represents the vector from A(1,6) to B(2 - 3) and the magnitude of AB.
a. (2. - 4), 189 11.0854
c. (2. - 10), 134 x 10.0854
b. (-10, 3), 178 $ 7.0554
d. (1, -9), 182 * 9.0554

Which one ? is the answer and how to find this answer

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost