For A, B, and C Below, State

Essay

For A, B, and C below, state:
1) the operation you would use to answer the question,
2) the situation in which the problem fits, and
3) an expression that yields the answer.
A) Susan has $175. She wants to go on a ski trip that costs $250. How much more money does she need?
B) John is 6 ft 1 in tall and Steve is 5 ft 9 in tall. How much taller than Steve is John?
C) Karen has four fish in her aquarium. She puts three more in. How many fish are in the aquarium now?