Number System Which is the smallest fractions among the following ? 13/15 15/19 11/13 27/31 13/15 15/19 11/13 27/31 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 11/13 = 0.8461,13/15 = 0.8666,27/31 = 0.87,15/19 = 0.789
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 724 845 636 673 724 845 636 673 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
Number System A trader sells 40 metres of cloth for Rs 8,200 at a profit of Rs 25 per metre of cloth. How much profit will the trader earn on 40 metres of cloth ? Rs. 1,000 Rs. 600 Rs. 1,200 Rs. 800 Rs. 1,000 Rs. 600 Rs. 1,200 Rs. 800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP S.P. per metre = 8200/40 = Rs. 205∴ C.P. per metre = Rs. (205 - 25) = Rs. 180∴ C.P. of 40 metre cloth= Rs. (40 x 180) = Rs. 7200∴ Gain = Rs. (8200 - 7200) = Rs. 1000
Number System (164 x 175) x ? = 258300 2 11 9 5 2 11 9 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 1054 Rs. 986 Rs. 945 Rs. 926 Rs. 1054 Rs. 986 Rs. 945 Rs. 926 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.78% of x - 59% of x = 323= 78x - 59x/100 = 323= 19x/100 = 323∴ x = 323 x 100/19 = 1700= 62% of 1700 = 1700 x 62/100 = 1054
EXAMIANS