Number Ranking and Time Sequence Test Questions & Answers - 1

Question: 1

Suganya remembers that her father's birthday was certainly after eighth but before thirteenth of December. Her sister Natasha remembers that their father's birthday, was definitely after ninth but before fourteenth of December. On which date of December was their father's birthday?

(A) 10th

(B) 11th

(C) 12th

(D) Data inadequate

Ans: D

According to Suganya, the father's birthday falls on one of the days among 9th, 10th, 11th and 12th December.
According to Natasha, the father's birthday falls on one of the days among 10th, 11th, 12th and 13th December.
The days common to both the groups are 10th, 11th and 12th December. So, the father's birthday falls on any one of these days.

Question: 2

The train for Lucknow leaves every two and a half hours from New Delhi Railway Station. An announcement was made at the station that the train for Lucknow had left 40 minutes ago and the next train will leave at 18.00 hrs. At what time was the announcement made?

(A) 15.30 hrs

(B) 15.50 hrs

(C) 16.10 hrs

(D) 17.10 hrs

Ans: C

Clearly, the last train left two and a half hours before 18.00 hours i.e., at 15.30 hours.
But this happened 40 minutes before the announcement was made.
So, the announcement was made at 16.10 hours.

Question: 3

Satish remembers that his brother's birthday is after fifteenth but before eighteenth of February whereas his sister Kajal remembers that her brother's birthday is after sixteenth but before nineteenth of February. On which day in February is Satish's brother's birthday?

(A) 16th

(B) 17th

(C) 18th

(D) 19th

Ans: B

According to Satish, the brother's birthday is on one of the days aming 16th and 17th February.
According to Kajal, the brother's birthday is on one of the days among 17th and 18th February.
Clearly, Satish's brother's birthday is on the day common to both the above groups i.e., 17th February.

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