1. Courier charges for packages to a certain destination are 65 cents for the first 250 grams and 10 cents for each additional 100 grams or part thereof. What could be the weight in grams of a package for which the charge is $1.55 ?
A. 1155
B. 1145
C. 1040
D. 950
E. 259
2. AB and DE are parallel. Angle BAC = 30 , angle CDE = 50. What is the measure of angle ACD ?
A. 100
B. 90
C. 80
D. 70
E. cannot be determined from the information
3. If x / y is an integer, which of the following statements must be true?
A. both x and y are integers
B. x is an integer
C. either x or y is negative
D. y / x is an integer
E. x = ny where n is an integer