Number System If the sum of four consecutive numbers is 370, which the following is the third lowest number among them 91 89 92 90 91 89 92 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four consecutive numbers be x, (x + 1), (x + 2), (x + 3) thenx + (x + 1) + (x + 2) + (x + 3) = 370= 4x + 6 = 370∴ x = 364/4 = 91∴ third lowest number among them = x + 1= 91 + 1 = 92
Number System The sum of three consecutive even numbers is 252. What is the sum of the smallest and the largest numbers? 171 168 170 169 171 168 170 169 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 168
Number System Of the three numbers, second is twice the first and is also thrice the third. If the average of the three numbers is 44, the largest number is 44 38 56 72 44 38 56 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 72
Number System In how many different ways can be the letters of the word PENCIL be arranged among themselves ? 640 510 720 860 640 510 720 860 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total six letters are there and hence the number of arrangements = 6! = 6 x 5 x 4 x 3 x 2 x 1 = 720
Number System A man engaged a servant on the condition that he would pay him Rs.900 and a uniform after one year service. He served only for 9 months and received uniform and Rs.650, find the price of the uniform? Rs.90 Rs.100 Rs.80 Rs.85 Rs.90 Rs.100 Rs.80 Rs.85 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9/12 = 3/4 * 900 = 675 650 ------------- 251/4 -------- 251 --------- ? => Rs.100
Number System A bag contains eighteen 25-paise coins, seventeen 50-paise coins, twentytwo one-rupee coins, nine 2-rupee coins and three 5-rupee coins. What is the total amount in the bag (Ans in rupees) ? Rs. 74 Rs. 68 Rs. 79 Rs. 62 Rs. 74 Rs. 68 Rs. 79 Rs. 62 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total = 18/7 + 17/2 + 22 + 9 x 2 + 3 x 5 = 4.5 + 8.5 + 22 + 18 + 15 = Rs 68
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