Number System 1256+4813+765=? 6831 6834 6839 6836 6831 6834 6839 6836 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1256+4813+765= 6069+765=6834
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 11 None 4: 7 7: 4 7: 11 None 4: 7 7: 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6353 6383 6373 6363 6353 6383 6373 6363 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 125 50 30 25 125 50 30 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System If 2^(2x-1) = 8^(3-x), then the value of x is: 5 2 6 9 5 2 6 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2
Number System 1260 x 1.45 - 888 x 1.75 = ? 256 295 367 273 256 295 367 273 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273
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