Number of letters skipped in between adjacent letters in the series is in the order of 12, 22, 32.
Which of the following series observes the rule given above ?

A. CEJT

Select the most appropriate alternative as the answer. - You are living in the college hostel. The dal served to you in the mess has a lot of stones. What would you do ?

B. BRING THE MATTER TO THE NOTICE OF MESS INCHARGE.

Choose or find odd word - Birch , Spruce , Cedar , Maple , Ebony

E. EBONY

 A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for the both the trips? 

B. 48 KMPH