Number System A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder? 35 36 33 34 35 36 33 34 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the nearest to 25268 which is exactly divisible by 467? 25208 25218 25228 25308 25208 25218 25228 25308 ANSWER DOWNLOAD EXAMIANS APP
Number System 68375 + 72848 - ? = 34346 + 49569 57308 None of these 58308 59308 57308 None of these 58308 59308 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System If a + b = 16 and ab = 68, what is the value of a² + b² ? 124 116 120 112 124 116 120 112 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a + b = 16 Therefore, (a+b)² = (16)² = 256 a² + b² + 2ab = 256Therefore, a² + b² = 256 - 2 x 68Therefore, a² + b² = 256 - 136 = 120
Number System If 2^(2x-1) = 8^(3-x), then the value of x is: 5 9 6 2 5 9 6 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2
Number System The sum of three consecutive multiples of 3 is 72. What is the largest number? 36 27 21 24 36 27 21 24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be 3x, 3x + 3 and 3x + 6.Then,3x + (3x + 3) + (3x + 6) = 729x = 63x = 7Largest number = 3x + 6 = 27.
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