Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 15 19 1 7 15 19 1 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference of the two digits of the number ? 4 3 1 2 4 3 1 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (10x + y) - (10y + x) = 36,9(x - y) = 36/9 = 4
Number System 9 3/4 + 7 2/17 - 9 1/15 = ? 7 817/1020 7 719/1020 9 817/1020 9 719/1020 7 817/1020 7 719/1020 9 817/1020 9 719/1020 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given sum = 9 + 3/4 + 7 + 2/17 - (9 + 1/15)= (9 + 7 - 9) + (3/4 + 2/17 - 1/15)= 7 + (765 + 120 - 68)/1020 = 7 817/1020
Number System 65% of 320+?=686 481 478 479 480 481 478 479 480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65% of 320+?=686 208+?=686?=686-208?=478
Number System (3² x 4² x 5) ÷ 36 = (?)² - 80 12 16 14 10 12 16 14 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 3² x 4² x 5/36 + 80= 20 + 80 = 100∴ ? = √100 = 10
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