Number System If a number is subtracted from its square we get 272. Find the number? 14 22 24 17 14 22 24 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
Number System 735 chocolates were distributed equally among children in such a way that the number of chocolates received by each child is 60% of the total number of children. How many chocolates did each child rec 18 21 14 16 18 21 14 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number of children be 'x' Therefore, each child will receiveX x 60/100 = 3x/5 chocolates∴ X x 3x/5 = 735∴ x² x 735x5/3 = 1225∴ x = 1225 = 35∴ Number of chocolates = 3x/5 = 21
Number System In how many different ways can the letters of the word 'DETERMINE' be arranged ? 63480 61480 60480 62480 63480 61480 60480 62480 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of arrangements = 9! / 3! Because, E comes 3 times = 60480
Number System Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers? 12, 9 10, 5 11, 6 12, 7 12, 9 10, 5 11, 6 12, 7 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6993 693 6093 6893 6993 693 6093 ANSWER DOWNLOAD EXAMIANS APP
Number System √360 - 225 x 2 + 379 = ? 19 18 17 20 19 18 17 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17
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