Number System Twenty times a positive integer is less than its square by 96. What is the integer? 24 20 Cannot be determined 30 24 20 Cannot be determined 30 ANSWER DOWNLOAD EXAMIANS APP
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 631.68 651.68 641.68 621.68 631.68 651.68 641.68 621.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System Let R = qs—4. When s=8, R=16. When s=10, R is equal to 21 20 22 23 21 20 22 23 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System 17580 x 1.8 - 13720 x 2.1 = ? x 2.4 1120 1140 1160 1180 1120 1140 1160 1180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180
Number System What is a two-digit number if the ratio of the digit at ten's place to the digit at unit's place is 4 : 3 ? (I) The sum of the digits of a two-digit number is 14. (II) The digit at unit place is 75% o If the data in statement (II) alone is sufficient to answer the question, while that in statement (I) alone is not sufficient. If the data in statement (I) alone is sufficient to answer the question while that in statement (II) alone is not sufficient. If the data either in statement (I) alone or in statement (II) alone is sufficient to answer the question. If the data even in both statements (I) and (II) together is not sufficient to answer the question. If the data in statement (II) alone is sufficient to answer the question, while that in statement (I) alone is not sufficient. If the data in statement (I) alone is sufficient to answer the question while that in statement (II) alone is not sufficient. If the data either in statement (I) alone or in statement (II) alone is sufficient to answer the question. If the data even in both statements (I) and (II) together is not sufficient to answer the question. ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be 10x + y∴ 3x = 4y ......(1)From (I),x + y = 14 .....(2)Solving equations (1) and (2),x = 8, y = 6∴ Number = 86 From (II)y = 75/100 x x ∴ 3x = 4y.Which is the same as eqn (1)
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