If 2$\div$3 = 89, 3 $\div$ 4 = 2716, 4$\div$3 = 649 then 1$\div$2=?

Five distinct items A, B, C, D and E are to be placed in distinct boxes numbered as 1, 2, 3, 4, 5. Items B and E cannot be grouped together. Maximum number of boxes can be left out without items is

SALES BY TWO CATEGORY FOR ABC PRESS, 2000-2010 (in thousands of books)

In how many years did the sales Of science books exceed the sales of arts books from 2000 to
2009?

Fipersons A, K, L, R and U are sitting around a circular table. K is immediate ve left to U is hetween A and U, then immediate neighbours of L are

A circular ground of radius 7 m has a path of width 7 m around it on its outside. The area of
the path is approximately equal to________

A can do a work in 12 days, B in 6 days and Cin 3 days. A and B start working together and
after a day, C joins them. The total number of days required to complete the work is
days

At what rate percent compound interest does a sum of money become nine fold in 2 years?

simplify:
$\sqrt{4\sqrt{3\sqrt{x^{2}}}}$

Find the missing block.

Find the greatest number that will divide 43, 91, 183 so as to leave the same remainder in
each case.