Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 19 1 15 7 19 1 15 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System 68375 + 72848 - ? = 34346 + 49569 57308 59308 58308 None of these 57308 59308 58308 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 68375 + 72848 - 34346 - 49569 = 141223 - 83915 = 57308
Number System 384×12×2=? 9216 7487 8465 6123 9216 7487 8465 6123 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System Sum of square of first number and cube of second number together is 568. Also square of the second number is 15 less than square of 8. What is the value of three-fifth of the first number ? 8 6 9 7 8 6 9 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the first number be x and the second number be y.∴ y² = 82 - 15 = 64 - 15 = 49∴ y = 7∴ x² + 73 = 568= x² + 343 = 568= x² + 568 - 343 = 225∴ x = √225 = 15∴ 15 x 3/5 = 9
Number System 74698 + 365 + 85213 + 95 = ? 160341 160371 160361 160351 160341 160371 160361 160351 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 74698 + 365 + 85213 + 95 = 160371
Number System The difference between 45% of a number and 18% of the same number is 145.8. What is 30% of that number ? 162 141 245 188 162 141 245 188 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.45% of x - 18% of x = 145.8∴ x/100 (45 - 18) = 145.8∴ x = 145.8 x 100/27 = 540∴ 30% of 540 = 540 x 30/100 = 162
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