Number System If the sum of one-half of a number exceeds one-third of that number by 7 1/3, the number is: 30 18 20 15 30 18 20 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,(1/2 x + 1/5 x) - 1/3 x = 22/311/30 x = 22/3x = 20
Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 19 15 7 1 19 15 7 1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System Which is the smallest fractions among the following ? 27/31 11/13 15/19 13/15 27/31 11/13 15/19 13/15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 11/13 = 0.8461,13/15 = 0.8666,27/31 = 0.87,15/19 = 0.789
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 21 14 33 17 21 14 33 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System The sum of three consecutive even numbers is 252. What is the sum of the smallest and the largest numbers? 170 171 169 168 170 171 169 168 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 168
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6383 6363 6353 6373 6383 6363 6353 6373 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
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