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:
ans is C..
simple DS on average/rates
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
its A , B does'nt give the distance covered in 10 mins.
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