Question

V
Madhuri is on the fourth floor of a building. Her car is in the parking garage three levels
below the ground floor. She gets in the elevator and travels from the fourth floor above
ground level to the third floor below ground level. How many floors did she travel?
(IMO 2010)
(B)1
(C)4
(D) 7
(A) 3​

Answer 1

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Explanation: The floor on which Madhuri is on = (+4) from the ground

Car is parked on floor = (-3) from the ground)

Number of floor's travelled in the elevator = (+4)+(3)

= 7 floors(+4 from the ground nd 3 below the ground)

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Answer 2

Step-by-step explanation:

Explanation: The floor on which Madhuri is on = (+4) from the ground

Car is parked on floor = (-3) from the ground)

Number of floor's travelled in the elevator = (+4)+(3)

= 7 floors(+4 from the ground nd 3 below the ground)