Number System The difference between 35% of a number and 18% of the same number is 93.5 then what is the 40% of that number ? 225 245 232 220 225 245 232 220 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Diff = (35 - 18)% of x = 93.517x/100 = 93.5Therefore, x = 550Therefore, 40% of 550 = 220
Number System 65% of 320+?=686 481 480 479 478 481 480 479 478 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65% of 320+?=686 208+?=686?=686-208?=478
Number System In how many different ways can the letters of the word 'DETERMINE' be arranged ? 60480 62480 63480 61480 60480 62480 63480 61480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of arrangements = 9! / 3! Because, E comes 3 times = 60480
Number System Find the greatest four digit number which leaves respective remainders of 2 and 5 when divided by 15 and 24. 9565 9974 None of these 9125 9565 9974 None of these 9125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Since the difference between the divisors and the respective remainders is not constant, back substitution is the convenient method. None of the given numbers is satisfying the condition.
Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 39 41 42 40 39 41 42 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
Number System The difference between two integers is 5. Their product is 500. Find the numbers. 20, 25 21, 26 15, 20 30, 25 20, 25 21, 26 15, 20 30, 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the integers be x and (x + 5). Then, x(x + 5) = 500 x2 + 5x - 500 = 0 (x + 25)(x - 20) = 0 x = 20So, the numbers are 20 and 25.
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