The difference between `3/4t h` of `4/5t h` of a number and `1/6t h` of `2/5t h` of the same number is 648. What is the number? (a) 1110 (b) 1215 (c) 1325 (d) 1440 (e) None of these

The difference between 3/5t h of2/3r d of a number a n d2/5t h of1/4t h of e same number is 288. What is the number? a. 850 b. 955 c. 895 d. 960

If difference between them 4/5 " of " 3/4 of a number and 2/5 " of " 1/6 of the same number is 648, then number is A)1110 B)1215 C)1325 D)1440

If n is a whole number such that n+n=n ,\ t h e n\ n=? (a) 1 (b) 2 (c) 3 (d) none of these

40% of 60% of 3/5t h of a number is 504.what is 25% of 2/5 th of that number? 175 b. 180 c. 350 d. 360

If A=[1 2 0-1 1 2 2-1 1],t h e ndet(A d j(A d jA))= 13 (b) 13^2 (c) 13^4 (d) None of these

The 9t h term of an A.P. is 449 and 449th term is 9. The term which is equal to zero is 501 t h (b) 502 t h (c) 508 t h (d) none of these

A boy read 3/8t h of a book on one day and 4/5t h of the remainder on another day. If there were 30 pages unread, how many pages did the book contain? (a) 240 (b) 300 (c) 600 (d) None of these

If 18 t h and 11 t h term of an A.P. are in the ratio 3\ :2 , then its 21 s t and 5t h terms are in the ratio 3\ :2 (b) 3\ :1 (c) 1\ :3 (d) 2\ :3