Odd man out

There are two class rooms B and C. If 10 students are sent from B to C, then the number of students in each room is the same. If 20 students are sent from C to B, then the number of students in B is double of that in C. The number of students in B and C respectively are

A train travels from City A to City B at a speed of 60 km/h and returns to City A at a speed of 40 km/h. What is the average speed for the entire round trip?

X and Y are brothers. G and H are sisters. Y is the son of G. What is the relation between X and H.

What is the next letter in the series J,F,M,A,

If four days ago was the day before Thursday, What will day after tomorrow be?

Find the missing term in the figure below

$3.097596/0.586$ is equal to

Which of the following is different from others in the sequence 27, 64, 125, 81, 216,343

A company experienced a 15% increase in sales from the first quarter to the second quarter, followed by a 10% decrease in the third quarter. What is the overall percentage change in sales from the first quarter to the third quarter?

What is the measure in degrees of larger angle formed by the hour hand and the minutes hand of a clock at 12:25.

Which of the following is the odd one out?

If the letters of the word "ANALYTICAL" are arranged alphabetically, what will be the 4th letter from the left?

A rectangular door is cut down by $30\%$ of its length and $15\%$ of its width. What $\%$ of the original area remains?

If the alphabet is written in reverse order (Z to A), which letter will be 9th from the beginning?

If every consonant in the English alphabet is replaced with the next consonant, and every vowel is replaced with the previous vowel, what is the 7th letter from the beginning?

How many triangles are there in figure?

A heavy tree trunk has been lying in a jungle. It can be sawed into parts in 2 minutes. How long, will it take to saw it into 12 equal pieces.

Which one of the following is the square of the natural number

If CAT is coded as FDW, then BASE is coded as