CTS Maths Puzzle Numerical Ability Area and Volume

What time did the train leave today.
I. The train normally leaves on time
II. The scheduled departure is at 14.30.

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CTS Other Question

A museum curator must group 9 paintings-F,G,H,I,J,K,L,M,N,O in 12 spaces numbered consecutively from 1-12. The paintings must be in three groups, each group representing a different century. The groups must be separated from each other by at least one unused wall space. Three of the paintings are from the 18th century, two from the 19th century, and four from the 20th century.
Unused wall spaces cannot occur within groups.
G and J are paintings from different centuries.
J, K and L are all paintings from the same century.
Space no. 5 is always empty.
F and M are 18th century paintings.
N is a 19th century painting.
What is the condition for a 3 digit number to be a palindrome.
A. two numbers must be same
B. The first and last digit should be same irrespective of middle number.
C. The number should not contain any zeros.
D. All the three numbers should be same.
E. None of these