42,37 ,17; 11,84 ,13; 74,93, ?; tricky problem; find the missing term; SSC CGL prelim question;

The marks obtained by 40 students of a class in an examination are given below, 8,47,22,31,17,13,38,26,3,34,29,11,22,7,15,24,38,31,21,35,42,24,45,23,21,27,29,49,25,48,21,15,18,27,19,45,14,34,37,34. Prepare a frequency distribution table with equal class intervals starting from 0-10 (where 10 is not included).

Find out the missing term in the series 10,17,26,37, "…………" ,65.

Study the following information to answer the given questions. A number arrangement machine when given an input line of numbers rearranges them following a particular rule. The following is an illustration of input and re-arrangement. Input: 62 31 23 48 73 54 17 42 Step 1: 124 93 69 96 219 108 51 84 Step 2: 217 24 165 123 327 57 135 Step 3: 14 8 30 6 42 35 15 Step 4: 7 4 15 3 21 17.5 7.5 Step IV is the output of the above input. As per the rules followed in the above steps, find out in each of the following questions the appropriate steps for the given input. Input: 44 37 61 56 32 83 12 75 Which of the following element is second to the right of the element which is sixth from the right end in step III?

Two sections of class IX having 27 students in each section appeared for Mathematics olympiad. The marks obtained by them are shown below. 46, 31, 74, 68, 42, 54, 14, 61, 48, 37, 26, 8, 64, 57, 93, 72, 53, 59, 38, 16, 88, 56, 46, 66, 45, 61, 54, 27, 27, 44, 63, 58, 43, 81, 64, 36, 49, 50, 76, 38, 47, 77, 62, 53, 40, 71, 60, 45, 42, 34, 46, 40, 59, 42 One student is selected at random. Find the probability that selected student is having marks more than 49.

Directions: Read the following information carefully and answer the given question. A word and number arrangement machine when given an input line of numbers rearranges them following a particular rule in each step. The following is an illustration of an input and rearrangement steps. Input: 78 37 59 18 48 97 63 47 Step 1: 09 78 37 59 48 63 47 02 Step 2: 10 09 59 48 63 47 02 01 Step 3: 11 10 09 59 48 02 01 03 Step 4: 12 11 10 09 02 01 03 04 Step 5: 01 02 03 04 09 10 11 12 And step 5th is the last step of the above input as the desired arrangement is obtained. As per the rules followed in the above steps, find out in the following questions the appropriate step for the given input. Input: 87 73 95 81 84 79 36 74 find the difference between the numbers. In step 2, third no from right end and in step 3 fourth no. from the left end.

Directions: Read the following information carefully and answer the given question. A word and number arrangement machine when given an input line of numbers rearranges them following a particular rule in each step. The following is an illustration of an input and rearrangement steps. Input: 78 37 59 18 48 97 63 47 Step 1: 09 78 37 59 48 63 47 02 Step 2: 10 09 59 48 63 47 02 01 Step 3: 11 10 09 59 48 02 01 03 Step 4: 12 11 10 09 02 01 03 04 Step 5: 01 02 03 04 09 10 11 12 And step 5th is the last step of the above input as the desired arrangement is obtained. As per the rules followed in the above steps, find out in the following questions the appropriate step for the given input. Input: 87 73 95 81 84 79 36 74 find the average of numbers of the first no. from right end in step 1, second no. from right end in step 2, third no from right end in step 3 and fourth no from right end in step 4.

Study the following information to answer the given questions. A number arrangement machine when given an input line of numbers rearranges them following a particular rule. The following is an illustration of input and re-arrangement. Input: 62 31 23 48 73 54 17 42 Step 1: 124 93 69 96 219 108 51 84 Step 2: 217 24 165 123 327 57 135 Step 3: 14 8 30 6 42 35 15 Step 4: 7 4 15 3 21 17.5 7.5 Step IV is the output of the above input. As per the rules followed in the above steps, find out in each of the following questions the appropriate steps for the given input. Input: 44 37 61 56 32 83 12 75 Which of the following are the first two elements in the last step?