College Bound Math Problems #15
week of February 9, 2015
Answers to these questions are on this page
in
large type.
February 2015
Monday
9
Find a
perfect square
that is the sum
of two different
positive cubes.
(The positive
cubes are 13, 23,
33, 43...)
Tu
10
Wednesday
11 What two-digit
Thursday
12
In English, some
number and its square, numbers have an extra
and its cube, and its
name. For example, 20
fourth power are all
can be called "twenty"
symmetric numbers?
or "a score." (Lincoln
(They're also called
took advantage of this
palindromes). That is,
in his Gettysburg
each of them remains
speech.) What number
the same when its
and its square both
digits are reversed,
have an extra name?
(for example, 2002).
Fri
13