Number System Three numbers are in ratio of 3: 4 :5. If the sum of first & third numbers is more than second number by 52, which will be largest number? 65 23 34 78 65 23 34 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65
Number System 93296 - 45874 + 20382 - 56817 = ? 109877 109857 109867 109887 109877 109857 109867 109887 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 113678 - 102691 = 109887
Number System If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is: 44 80 88 40 44 80 88 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, (x + y) = 22 and x2 + y2 = 404 Now, 2xy = (x + y)2 - (x2 + y2) 2xy= 222 - 404 = 484 - 404 = 80xy = 40
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 2360 3360 6460 3260 2360 3360 6460 3260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
Number System 4550 ÷ 25% of ? = 130 130 140 135 125 130 140 135 125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4550 ÷ ? x 25/100 = 130= 4550 ÷ ?/4 = 130= 4550 x 4/? = 130= ? x 130 = 4550 x 4= ? = 4550 x 4/130 = 140
Number System What is the difference between the local value of 7 and 5 in the number 2574? 413 430 570 403 413 430 570 403 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
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