Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 515 556 660 720 515 556 660 720 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In FRUGAL there ae six difference letters Therefore, 6 ! = 6 x 5 x 4 x 3 x 2 x 1 = 720
Number System The difference between 78% of a number and 59% of the same number is 323. What is 62% of that number ? Rs. 1054 Rs. 945 Rs. 926 Rs. 986 Rs. 1054 Rs. 945 Rs. 926 Rs. 986 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 Supply the missing figure : 1, 4, 9, 16, 25 .... 49 36 16 42 23 36 16 42 23 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 36
Number System The square root of 3 + “5 is : “(5/2) + “(1/2) “3 /2 + 1/”2 “5 /2 - 1/”2 “3 /2 - 1/”2 “(5/2) + “(1/2) “3 /2 + 1/”2 “5 /2 - 1/”2 “3 /2 - 1/”2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP “(5/2) + “(1/2)
Number System 7.8% of 12.5 + 2.5% of 161 = ? 12 9 5 2 12 9 5 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System A canteen requires 17 dozen of eggs per week. How many eggs will it require from January 1 to February 11 ? 987 820 525 1224 987 820 525 1224 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
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