Number System 5358 * 51 = ? 273348 273258 273358 273268 273348 273258 273358 273268 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5358 * 51 = 5358 * (50 + 1) = 5358 * 50 + 5358 * 1= 267900 + 5358 = 273258
Number System If HKUJ means FISH, what does UVCD mean ? STAM STAR STAK STAB STAM STAR STAK STAB ANSWER EXPLANATION DOWNLOAD EXAMIANS APP STAB
Number System 4/6 of 6/5 of 5/7 of a number is 96. Find the number. 164 170 162 168 164 170 162 168 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 4/6 x 6/5 x 5/7 = 96∴ x = 96 x 6 x 5 x 7/4 x 6 x 5 = 168
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 45 35 65 55 45 35 65 55 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
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? 17 33 14 21 17 33 14 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System What is the sum of all the composite numbers up to 20? 131 132 128 130 131 132 128 130 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4 + 6 + 8 + 9 + 10 + 12 + 14 + 15 + 16 + 18 = 132
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