Number System If the difference between a number and its 2/5 is 240, find the number. 360 480 400 440 360 480 400 440 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore x - 2x/5 = 240, Therefore, 3x/5 = 240Therefore, x = 240x5/3 = 400
Number System If the numerator of a fraction is increased by 200% and the denominator by 300%, the fraction thus obtained is 1/36. What is the original fractions ? 6/9 5/9 3/9 4/9 6/9 5/9 3/9 4/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fractions be x/yx + 200% of x/y + 300% of y = 1/3= x + 2x/y + 3y = 1/3= 3x/4y = 1/3Hence x/y = 4/9
Number System Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively? 61 67 65 75 61 67 65 75 ANSWER DOWNLOAD EXAMIANS APP
Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 126 248 148 210 126 248 148 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
Number System Find out the smallest possible number which will be divisible by 1122 as well as 153. 2366 4366 3366 1366 2366 4366 3366 1366 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3366
Number System 3251 + 587 + 369 - ? = 3007 1250 1200 1300 1375 1250 1200 1300 1375 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4207 - x = 3007 Then, x = 4207 - 3007 = 1200
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