Number System If one third of 3/4 of a number is 21. Then find the number? 63 630 84 840 63 630 84 840 ANSWER DOWNLOAD EXAMIANS APP
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 5 3 7 9 5 3 7 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 13 11 17 15 13 11 17 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)² = 1394 - 1225 = 169Therefore, x = √169 = 13
Number System If A = 1, B = 3, C = 5 and so on, what do the numbers 3, 9, 7 stand for BAT CAT CAR BED BAT CAT CAR BED ANSWER EXPLANATION DOWNLOAD EXAMIANS APP BED
Number System 1089/? = ?/1296 1188 1278 1348 1082 1188 1278 1348 1082 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 1089 x 1296(?)²= (11 x 11 x 9) x (12 x 12 x 9)(?)= 11 x 12 x 9= 1188
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