Number System Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number 15 4 7.5 5 15 4 7.5 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5
Number System 124, 235, 447, 760, 1174, ? 1589 1489 1389 1689 1589 1489 1389 1689 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP +111, +212, +313, +414
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 480 490 485 495 480 490 485 495 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System In how many different ways can the letters of the word FORMULATE be arranged ? 362880 392880 382880 372880 362880 392880 382880 372880 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of letters = 9! = 9*8*7*6*5*4*3*2*1 = 362880
Number System (4 86%of 6500) ÷ 36 =? 777.5 977.5 877.5 677.5 777.5 977.5 877.5 677.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 877.5
Number System 1260 x 1.45 - 888 x 1.75 = ? 367 295 256 273 367 295 256 273 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273