Number System On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is: 48619 47719 47649 47619 48619 47719 47649 47619 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP By hit and trail, we find that47619 * 7 = 333333.7) 333333 (47619 333333---------------- 0
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 ? 14 years 15 years 16 years 17 years 14 years 15 years 16 years 17 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 If HKUJ means FISH, what does UVCD mean ? STAB STAR STAK STAM STAB STAR STAK STAM ANSWER EXPLANATION DOWNLOAD EXAMIANS APP STAB
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6993 6893 6093 693 6993 6893 6093 693 ANSWER DOWNLOAD EXAMIANS APP
Number System 728.038 x 54.978 - 72.016 x 85.250 = ? 53900 33900 23900 43900 53900 33900 23900 43900 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 728 x 55 - 72 x 85.25 = 40040 - 6138 = 339900
Number System Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 240 180 140 160 240 180 140 160 ANSWER DOWNLOAD EXAMIANS APP
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