Number System If the sum of 4 consecutive odd numbers is 104, what will be the third number if they are arranged in ascending order ? 28 27 29 30 28 27 29 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the consecutive odd number be x, x + 2, x + 4 and x + 6 respectively.According to the question x + x + 2 + x + 4 + x + 6 = 104 = 4x + 12 = 104 = 4x = 104 - 12 = 92∴ x = 92/4 = 23∴ Required number = x + 4= 23 + 4 = 27
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 945 Rs. 926 Rs. 986 Rs. 1054 Rs. 945 Rs. 926 Rs. 986 Rs. 1054 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.78% of x - 59% of x = 323= 78x - 59x/100 = 323= 19x/100 = 323∴ x = 323 x 100/19 = 1700= 62% of 1700 = 1700 x 62/100 = 1054
Number System If one third of 3/4 of a number is 21. Then find the number? 630 840 84 63 630 840 84 63 ANSWER DOWNLOAD EXAMIANS APP
Number System If (74)² is added to the square of a number the answer so obtained is 7780. What is the number ? 50 49 48 47 50 49 48 47 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.or, x² + (74)² = 7780or, x² = 7780 - 5476 = 2304∴ x = 48
Number System A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.40 Rs.20 Rs.25 Rs.30 Rs.40 Rs.20 Rs.25 Rs.30 ANSWER DOWNLOAD EXAMIANS APP
Number System Twenty times a positive integer is less than its square by 96. What is the integer? 20 30 Cannot be determined 24 20 30 Cannot be determined 24 ANSWER DOWNLOAD EXAMIANS APP
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