Number System One-eighth of a number is 76. What will be 54% of the number ? 332.32 328.32 321.32 318.32 332.32 328.32 321.32 318.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System 486+32×25—59=? 582 596 528 567 582 596 528 567 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System The product of two natural numbers is 17. Then, the sum of the reciprocals of their squares is: 290/289 1/289 289/290 289 290/289 1/289 289/290 289 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be a and b. Then,ab = 17, a = 1 and b = 17So, 1/a2 + 1/b2 = (a2 + b2)/a2 b2 = (12 + 172)/(1 * 17)2 = 290/289
Number System If the fraction 8/6, 7/5, 18/13, 9/5 and 7/11 are arranged in descending order of their values, which one will be the second ? 7/5 3/4 2/7 1/9 7/5 3/4 2/7 1/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8/6 = 1. 333, 7/5 = 1.4, 18/13 = 1.3849/5 = 1.8 and 7/11 = 0.636Therefore, Descending order is 9/5 > 7/5 > 18/13 > 8/6 > 7/11Therefore Second fraction is 7/5
Number System Twenty times a positive integer is less than its square by 96. What is the integer? Cannot be determined 20 24 30 Cannot be determined 20 24 30 ANSWER DOWNLOAD EXAMIANS APP
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 14 21 17 33 14 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
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