Number System 2/11 of 3/7 of 8/13 of 12012 = ? 241 449 321 576 241 449 321 576 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576
Number System What is the least number, which is perfect square but contains 2700 as its factor? 2700 10800 5400 1800 2700 10800 5400 1800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 900 * 3 * 3 = 8100
Number System Radha's present age is three years less than twice her age 12 years ago. Also the respective ratio between Raj's present age and Radha's present age is 4 : 9. What will be Raj's age after 5 years ? 17 years 15 years 14 years 16 years 17 years 15 years 14 years 16 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let Radha's present age = x years.∴ x = 2 (x = 12) - 3= x = 2x - 24 - 3= x = 27∴ Raja's present age = 4/9 x 27= 12 years ∴ Raja's age after 5 years = 12 + 5 = 17 years
Number System 96% of a number is 19584. What is 56% of that number ? 11224 11324 11424 11524 11224 11324 11424 11524 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question.96% of x = 19584= x = 1958 x 100/96 = 20400∴ 56% of 20400= 20400 x 56/100= 11424
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6093 693 6993 6893 6093 693 6993 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 2360 6460 3360 3260 2360 6460 3360 3260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
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