CALCULUS: CLARION MATH COMPETITION 2010 PART I

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MULTIPLE CHOICE

SIMPLIFY:

A.
B.
C.
D.
E.

SIMPLIFY:

A.
B.
C.
D.
E.

AND

, THEN WHAT IS THE RATIO OF

A.
B.
C.
D.
E.

RECTANGLE ABCD SHARES

OF ITS AREA WITH SQUARE EFGH. SQUARE EFGH SHARES

OF ITS AREA WITH RECTANGLE ABCD. WHAT IS

A.
B.
C.
D.
E.

, THEN WHICH OF THE FOLLOWING EXPRESSIONS MUST BE POSITIVE?

A.
B.
C.
D.
E.

WOODCHUCKS CAN CHUCK

CORDS OF WOOD IN

HOURS, THEN HOW MANY CORDS OF WOOD CAN ONE WOODCHUCK CHUCK IN ONE HOUR?

A.
B.
C.
D.
E.

LARGER THAN

, AND

SMALLER THAN

, THEN BY WHAT PERCENTAGE IS

SMALLER THAN

A.
B.
C.
D.
E.

THE AREA OF A CIRCLE WHOSE CIRCUMFERENCE IS

. WHAT IS THE VALUE FOR

A.
B.
C.
D.
E.

LUCKY LARRY’S TEACHER ASKED HIM TO SUBSTITUTE NUMBERS FOR

, AND

IN THE EXPRESSION

AND EVALUATE THE RESULT. LARRY IGNORED THE PARENTHESES BUT ADDED AND SUBTRACTED CORRECTLY AND OBTAINED THE CORRECT RESULT BY COINCIDENCE. THE NUMBERS THAT LARRY SUBSTITUTED FOR

, AND

WERE

, AND

RESPECTIVELY. WHAT NUMBER DID LARRY SUBSTITUTE FOR

A.
B.
C.
D.
E.