DS challenger 21/02

2. How far must Carol travel to get from home to school?
(1) If she walks from home to school at an average speed of 3 miles per hour, it takes Carol 20 minutes to walk to school.
(2) Carol can walk half of the distance from home to school in 10 minutes.
a.Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
b, Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
c BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. d. EACH statement ALONE is sufficient.
e.Statements (1) and (2) TOGETHER are NOT SUFFICIENT

answer and explannation in commennts

3 comments:

Mohammad Arshad, 20/2/09 9:46 PM: ans is C..

simple DS on average/rates
Cougar, 21/2/09 3:35 AM: its A... distance from home to school is 20*3 = 60 miles..
in second statement time for half distance is given... so not sufficient....

ans is A
R.K, 4/3/09 5:00 PM: its A , B does'nt give the distance covered in 10 mins.

Vocab Power Updated Daily

COBBLED - Repair or mend
ABHORRENCE - Hate coupled with disgust
INCUMBENCY - The term during which some position is held
MITIGATE -Lessen or to try to lessen the seriousness or extent of
dubious - Open to doubt or suspicion
FOSTERING - Encouragement; aiding the development of something
ELICIT- Call forth (emotions, feelings, and responses)
PLAUSIBLE - Apparently reasonable and valid, and truthful
FORGE - Move ahead steadily
BOLSTER (V)-Support and strengthen
ECCENTRIC- A person with an unusual or odd personality
PATRONAGE - The act of providing approval and support
IMPERVIOUS - Not admitting of passage or capable of being affected

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