Number System 8988 / 8 / 4 = ? 2247 4494 280.875 561.75 2247 4494 280.875 561.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8988 * 1/8 * 1/4 = 2247/8 = 280.875
Number System 384×12×2=? 6123 8465 9216 7487 6123 8465 9216 7487 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System If A = 1, B = 3, C = 5 and so on, what do the numbers 3, 9, 7 stand for BED CAT BAT CAR BED CAT BAT CAR ANSWER EXPLANATION DOWNLOAD EXAMIANS APP BED
Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1031.75 1027.75 1037.75 1043.75 1031.75 1027.75 1037.75 1043.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216 Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75
Number System What is the least number that should be added to 5200 to make it a perfect square ? 275 129 288 225 275 129 288 225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
Number System If the difference between the squares of two consecutive numbers is 47, what is the smaller number ? 24 23 25 26 24 23 25 26 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be (x + 1) and x.Therefore, (x + 1)² - x² = 47x² + 2x + 1 - x² = 472x + 1 = 47Therefore, x = 46/2 = 23
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