Number System Four-fifth of a number is 10 more than two-third of the same number. What is the number? 91 89 35 75 91 89 35 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
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 16 21 18 14 16 21 18 14 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 (95.6x 910.3) ÷ 92.56256 = 9? 14.44 15.54 13.34 12.24 14.44 15.54 13.34 12.24 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 13.34
Number System (3² x 4² x 5) ÷ 36 = (?)² - 80 12 14 10 16 12 14 10 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 3² x 4² x 5/36 + 80= 20 + 80 = 100∴ ? = √100 = 10
Number System In how many different ways can the letters of the word FORMULATE be arranged ? 372880 362880 382880 392880 372880 362880 382880 392880 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of letters = 9! = 9*8*7*6*5*4*3*2*1 = 362880
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2678 2367 2520 2410 2678 2367 2520 2410 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
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