Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 75 76 78 77 75 76 78 77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
Number System The Twenty-First Century will start on January 1 in the year 2100 2000 2101 2001 2100 2000 2101 2001 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System (164 x 175) x ? = 258300 11 2 5 9 11 2 5 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System The sum of four consecutive even numbers is 36. Find the sum of the squares of these numbers? 344 388 252 296 344 388 252 296 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four numbers be x, x + 2, x + 4 and x + 6.=> x + x + 2 + x + 4 + x + 6 = 36=> 4x + 12 = 36 => x = 6The numbers are 6, 8, 10 and 12.Sum of their squares = 62 + 82 + 102 + 122 = 36 + 64 + 100 + 144 = 344.
Number System 20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ? 6080 6000 5976 5800 6080 6000 5976 5800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 20% of 7600 = 1520Therefore, students who do not play football = 7600 - 1520 = 6080
Number System A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit? 21 14 33 17 21 14 33 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
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