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Type: Data Sufficiency

Difficulty: 3 star rating

A car hire firm charges $30 a day plus a x cents for each mile travelled over 30 miles a day. How many cents per mile does the car hire firm charge after the first 30 miles?

  1. The cost of hiring the car for one day in which it travelled 100 miles was $51.
  2. The cost of hiring the car to travel 120 miles in one day was $6 more than hiring the car to travel 100 miles.
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient
EACH statement ALONE is sufficient
Statements (1) and (2) TOGETHER are NOT sufficient