Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 7 5 11 0 7 5 11 0 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System If the difference between a number and its three-fourth is 18, find the number. 72 57 68 61 72 57 68 61 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x - 3x/4 = 18= x/4 = 18= x = 4 x 18 = 72
Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 39 42 40 41 39 42 40 41 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System The difference between 35% of a number and 18% of the same number is 93.5 then what is the 40% of that number ? 225 232 245 220 225 232 245 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Diff = (35 - 18)% of x = 93.517x/100 = 93.5Therefore, x = 550Therefore, 40% of 550 = 220
Number System What least number should be added to 8602 to make it a perfect square ? 47 41 36 51 47 41 36 51 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP So, (93)² = 8649So, the required number to be added to make a perfect square = 8649 - 8602 = 47
Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 660 720 515 556 660 720 515 556 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In FRUGAL there ae six difference letters Therefore, 6 ! = 6 x 5 x 4 x 3 x 2 x 1 = 720
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