Number System A canteen requires 17 dozen of eggs per week. How many eggs will it require from January 1 to February 11 ? 1224 820 525 987 1224 820 525 987 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of days from Jan 1 to Feb 11th= 31 + 11 = 42 days = 6 weeks∴ Total eggs =17 x 12 x 6 = 1224
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 3 5 0 11 3 5 0 11 ANSWER DOWNLOAD EXAMIANS APP
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 69 42 90 72 69 42 90 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 17 15 11 13 17 15 11 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)² = 1394 - 1225 = 169Therefore, x = √169 = 13
Number System When the square of a number is substracted from (68)², the answer so obtained is 2508. What is the number ? 44 47 45 46 44 47 45 46 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (68)² - x² = 2508Therefore, x² = 4624 = 2508Therefore, x = root of 2116 = 46
Number System Four-fifth of a number is 10 more than two-third of the same number. What is the number? 91 89 35 75 91 89 35 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
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