The minimum number of squares that must be shaded, so that the figure has a line of symmetry is _____.
Latika has 5 times as many green marbles as red marbles. She has 1230 marbles altogether. If she removes
of green marbles, then how many green marbles are left with her?
Which of the following statements is true?
(A) The sum of two odd numbers is an odd number.
(B) The sum of an odd number and an even number is an even number.
(C) The difference between two even numbers is an odd number.
(D) The difference between two odd numbers is an even number.
(A) 1, given number
(B) 2, given number
(C) 2, multiples of given number
(D) 1, multiples of given number
What about 1? 1 has only 1 factor