Number System A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15? 11 9 1 13 11 9 1 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 45 + 31 = 76/15 = 1 (Remainder)
Number System 65 x 288 ÷ 52 = 1.8 x ? 190 200 180 210 190 200 180 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System How many words can be made using the letters of the word "BHAG WADGITA" if all the vowels come together and all the consonants come together ? 10160 40160 30160 20160 10160 40160 30160 20160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of words = l2 l4 l7 / l3 l2 = 20160
Number System The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is: 5/4 4/5 3/5 3/10 5/4 4/5 3/5 3/10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1/x - x = 9/20 20x2 + 9x - 20 = 0 20x2 + 25x - 16x - 20 = 0 5x(4x + 5) -4(4x + 5) = 0(4x + 5)(5x - 4) = 0x = 4/5
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 495 490 480 485 495 490 480 485 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System What is the difference between the local value of 7 and 5 in the number 2574? 430 413 403 570 430 413 403 570 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
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