Number System If three eighth of a number is 141. What will be the approximately value of 32.08% of this number? 160 60 120 90 160 60 120 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/8 = 141 => x= 376376 * 32.08/100 = 120
Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 3 5 9 7 3 5 9 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 148 126 210 248 148 126 210 248 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 11 7 5 3 11 7 5 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 25xy = 144(x- y)2 = (x + y)2 – 4xy(x- y)2 = 625 – 576 => (x – y) = 7
Number System What is the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3? 43893 43983 43883 70983 43893 43983 43883 70983 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 74330 Largest30347 Smallest-------------43983
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