For the following questions answer them individually
In a class, Ena ranked eighteen from the top and thirty-ninth from the bottom among these who passed an examination. Ten students did not appear in the examination and four failed. What is the total number of students in the class ?
In the following question, a series is given with one or more alphabet missing. Choose the correct alternative from the given options.
BE, DH, ??, HN, JQ
A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.
In the following question, a series is given with one or more alphabet missing. Choose the correct alternative from the given options.
E-D-C-B, J-H-F-D, O-L-I ?
In the following question, a series is given with one or more number (s) missing. Choose the correct alternative from the given options.
22, 22, 23, 20, 16, 17, 17, ?, ?, 8
A man goes 10 km westward, then turns right and proceeds 4 km, then travels 10 km towards left, then travels 8 km towards left and finally goes 4 km northward. Calculate his distance from his initial place in the horizontal direction.