Number System If (47)² is added to the square of a number the answer thus obtained is 2290. What is the number ? 9 7 8 10 9 7 8 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, x² + (47)² = 2290Therefore, x² = 2290 - 2209 = 81Therefore, x = 9
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 4: 7 None 7: 4 7: 11 4: 7 None 7: 4 7: 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 3 5 11 0 3 5 11 0 ANSWER DOWNLOAD EXAMIANS APP
Number System Complete the series : 1, 2, 3, 5, 8, 13 .... 4 7 9 1 4 7 9 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1
Number System How many of the following numbers are divisible by 132? 264, 396, 462, 792, 968, 2178, 5184, 6336 7 5 4 6 7 5 4 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 132 = 11 * 3 * 4Clearly, 968 is not divisible by 3None of 462 and 2178 is divisible by 4And, 5284 is not divisible by 11Each one of the remaining four numbers is divisible by each one of 4, 3 and 11.So, there are 4 such numbers.
Number System A number when divided by 221 gives a remainder 43, what remainder will be obtained by dividing the same number 17? 10 5 11 9 10 5 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 221 + 43 = 264/17 = 9 (Remainder)
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