Number System What is the sum of all even numbers from 1 to 701? 123850 122500 122550 122850 123850 122500 122550 122850 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 700/2 = 350350 * 351 = 122850
Number System The sum of the present age of a father and a son is 60 years. Five years before, the age of the father was four times that of son. What is the present age of the son ? 15 years 25 years 21 years 18 years 15 years 25 years 21 years 18 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the father's age be x and son's age yTherefore, x + y = 60 ....................(i)Five years back, (x - 5) = 4 (y - 5)x - 4y = - 15 ......................(2)Solving (1) and (2), x = 45 and y = 15
Number System (164 x 175) x ? = 258300 5 2 11 9 5 2 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System 1827÷ 36 x ?=162.4 4.3 3.2 1.9 2.6 4.3 3.2 1.9 2.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System In how many different ways can the letters of the word ANATOMY be arranged ? 2520 2510 2508 2504 2520 2510 2508 2504 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here total letters are 7 but A comes twice.Therefore, Numbers of arrangements = 7!/2! = 2520
Number System If three eighth of a number is 141. What will be the approximately value of 32.08% of this number? 90 120 60 160 90 120 60 160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/8 = 141 => x= 376376 * 32.08/100 = 120
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