NEW EQUATION ANALYSIS TEST
Credit: GAMES Magazine - May/June 1982
Will Shortz

2    T D (and a P in a P T)
8    P of S in the E L
13  C in a S
30  D H S A J and N
50  C in a H D
56  S of the D of I

HINTS:
2 - Christmas
8 - Grammar
30 - Calendar
50 - Money
56 - US History

Answers:

2  Turtle Doves (and a Partridge in a Pear Tree) 
8  Parts of speech in the English Language
13  Cards in a Suit
30 Days Hath September - April, June, and November 
50 Cents in a Half Dollar
56 Signers of the Declaration of Independence