Number System A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit? 21 33 14 17 21 33 14 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 84 48 72 54 84 48 72 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
Number System If the sum of one-half of a number exceeds one-third of that number by 7 1/3, the number is: 20 18 15 30 20 18 15 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,(1/2 x + 1/5 x) - 1/3 x = 22/311/30 x = 22/3x = 20
Number System 1260 x 1.45 - 888 x 1.75 = ? 256 367 295 273 256 367 295 273 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273
Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 7.5 5 4 15 7.5 5 4 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System (800 / 64) * (1296 / 36) = ? 420 500 None of these 460 420 500 None of these 460 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450
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