Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 83/77 73/77 77/73 93/77 83/77 73/77 77/73 93/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System √2304 x √? = 2832 3681 3481 3581 3381 3681 3481 3581 3381 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
Number System 35%of ?=242 693 542 487 394 693 542 487 394 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System What is the sum of all the composite numbers up to 20? 131 128 130 132 131 128 130 132 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4 + 6 + 8 + 9 + 10 + 12 + 14 + 15 + 16 + 18 = 132
Number System A number when multiplied by five times of itself give the value equal to 1445. What is the number ? 16 15 17 18 16 15 17 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x x 5x = 1445= 5x² = 1445= x² = 289∴ x = 17
Number System If the three fourth of a number is subtracted from the number; the value so, obtained is 163. What is that number ? 678 689 692 652 678 689 692 652 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number x (1 - 3/4) = 163∴ Number = 163 x 4 = 652
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