Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 3.4 2.3 5.6 4.5 3.4 2.3 5.6 4.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System If the product of two successive positive integers is 4692, what is the smaller number ? 70 68 64 66 70 68 64 66 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 68 x 69 = 4692
Number System The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b 28 years 29 years 30 years 31 years 28 years 29 years 30 years 31 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Age of the fourth boy = (26 x 7 - 3 x 19 - 3 x 32) years = (182 - 57 - 96) years = 29 years
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? 17 33 21 14 17 33 21 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System Three numbers are in ratio of 3: 4 :5. If the sum of first & third numbers is more than second number by 52, which will be largest number? 34 78 23 65 34 78 23 65 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65
Number System How many figures are required for numbering the pages of a book containing 1000 pages? 2883 3892 2893 6489 2883 3892 2893 6489 ANSWER DOWNLOAD EXAMIANS APP