MATH
posted by MARIE .
MRS. M IS GOING TO PUT DOWN TILES ON HER KITCHEN FLOOR. SHE PLANS TO USE A PATTERN WHERE THERE WILL BE 3 SQUARE TILES FOR EVERY 1 TRIANGULAR TILE. IF SHE USES A TOTAL OF 900 TILES, HOW MANY OF THOSE ARE IN TEH SHAPE OF A SQUARE?

Cross multiply and solve for x.
3/4 = x/900