Number System The Twenty-First Century will start on January 1 in the year 2001 2100 2000 2101 2001 2100 2000 2101 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System What number should come in the place of (?) in the following number series ? 1, 4, 9, 25, 49, ?, 169, 289, 361 11 121 225 321 11 121 225 321 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is (Prime No.)²So it is (11)² = 121
Number System 217 * 217 + 183 * 183 = ? 81268 80578 80698 79698 81268 80578 80698 79698 ANSWER DOWNLOAD EXAMIANS APP
Number System Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 160 180 140 240 160 180 140 240 ANSWER DOWNLOAD EXAMIANS APP
Number System Of an amount, 20% of 25% of 30% is Rs 75. Then what is the original amount ? Rs. 2000 Rs. 3000 Rs. 5000 Rs. 4000 Rs. 2000 Rs. 3000 Rs. 5000 Rs. 4000 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the amount be x.∴ X x 20/100 x 25/100 x 30/100 = 75∴ X = 75 x 5 x 4 x 10/3 = 5000
Number System (444 x 44 x 4) ÷ 40 ? 2153.6 2053.6 1853.6 1953.6 2153.6 2053.6 1853.6 1953.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 444 x 44 x 4/40 = 1953.6
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