book
Maths Puzzle
Numerical Ability
were can i see the problems to 5-8 page 251 and 247?
Read Solution (Total 0)
book Other Question
my son needs three interesting facts about algebra
a five-digit perfect square in the form of 5abc6 has a thousands digit a, hundreds digit b, and tens digit c. if a< b< c, what is the sum of a+b+c?