Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1747.6 1847.6 1547.6 2247.6 1747.6 1847.6 1547.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 987 967 897 977 987 967 897 977 ANSWER DOWNLOAD EXAMIANS APP
Number System How many numbers between 300 and 800 can be by using digits 2, 4, 5, 6 and 0 ? 48 52 56 36 48 52 56 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∴ Reqd . numbers = 3 x 4P2 = 3 x 12 = 36
Number System If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is: 93/77 73/77 77/73 83/77 93/77 73/77 77/73 83/77 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 73/77
Number System In how many different ways can the letters of word 'BIOLOGY' be arranged ? 2678 2410 2520 2367 2678 2410 2520 2367 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In BIOLOGY total 7 letters are there but O comes twice.∴ Number of arrangements = 7!/2! = 2520
Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 5.6 4.5 3.4 2.3 5.6 4.5 3.4 2.3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
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