Number System In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is 750 725 775 640 750 725 775 640 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Failed students are 32% which is 248.∴ Total = 24800/32 = 775
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 77/73 93/77 73/77 83/77 77/73 93/77 73/77 83/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System If three eighth of a number is 141. What will be the approximately value of 32.08% of this number? 60 120 160 90 60 120 160 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/8 = 141 => x= 376376 * 32.08/100 = 120
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
Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 248 148 126 210 248 148 126 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
Number System The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number? 39 69 49 59 39 69 49 59 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39
EXAMIANS