Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 36 360 48 45 36 360 48 45 ANSWER DOWNLOAD EXAMIANS APP
Number System (12)² - (4.4)² - (0.04)² = ? 131.6384 129.6384 125.6384 124.6384 131.6384 129.6384 125.6384 124.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
Number System On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is: 47619 47719 47649 48619 47619 47719 47649 48619 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP By hit and trail, we find that47619 * 7 = 333333.7) 333333 (47619 333333---------------- 0
Number System What is the sum of all even numbers from 1 to 701? 122500 123850 122850 122550 122500 123850 122850 122550 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 700/2 = 350350 * 351 = 122850
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 73/77 77/73 83/77 93/77 73/77 77/73 83/77 93/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System (3² x 4² x 5) ÷ 36 = (?)² - 80 10 12 16 14 10 12 16 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 3² x 4² x 5/36 + 80= 20 + 80 = 100∴ ? = √100 = 10
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