Digit Aptitude Part 2

If in each of the following groups of numbers, last two digit are interchanged and after that they are arranged in descending order, then what will be the first digit of the middle group? 257, 491, 623, 846 and 738






If the middle digit of each of the following groups of numbers. Doubled and then arranged in ascending order, then in the new arrangement what will be middle digit of the middle group? 317, 523, 349, 522, 336, 435, 424






If the positions of the first and second digit of the number ‘1 9 5 0 8 4 2 6 7 3’ are interchanged, similarly the positions of the third and fourth, and so on, which will be the sixth digit from you right?






if the following groups of numbers are arranged in increasing order, then what will be last digit of second group? 394, 287, 512, 463, 958






What will be number which is just before the middle number between 29 and 39?






If the following groups of numbers are arranged in decreasing order, then what will be middle digit of the middle group? 516, 728, 345, 894, 257






What will be the number just after the middle number between 37 and 57?






How many such 5’s are there in the following sequences which are followed two such digit whose sum is two digit number? 7 8 3 4 6 5 3 5 8 4 6 9 1 2 4 5 9 1 7 6 7 8 5 5 4 7






If 2 is subtracted from each of the middle digit of each of the following groups of numbers and the remaining two digit are interchanged. After it they are arranged in descending order then what will be the first digit of the middle group? 135, 642, 297, 468, 776






In the following groups of number sequence, how many such odd number are there which is either divisible by 3 or 5 and also precede by odd number but followed by an even number? 55, 56, 40, 12, 19, 21, 32, 25, 18, 35, 20, 22, 21, 45, 46, 47, 48, 92, 50, 52, 54






If in the number 5904627813 first and sixth digit are interchanged, similarly the positions of second and seventh digit and so on, which of the following will be the 4th digit from the right after the new arrangement?





If in the following groups of numbers after adding all the digits of each groups, are arranged in decreasing order, Then which will be middle group? 853, 395, 486, 249, 497, 766, 914






How many numbers between 0 and 100 are there each of which is divisible by 2, 3, and 5?






Find the such number from the following sequence each of which if digit are reversed, then its value is increased by 20%? 18, 22, 36, 45, 54 and 72






How many such 7’s are there in the following sequence of number which is preceded by 6 but just before 6 there should not be 8? 87678675679761677688697687





How many 7’ are there in the following sequence of numbers each of which is either followed by 2 or 3 but not preceded by 5? 57265738373257273482678







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