Abathroom floor is being tiled. one size will cover the floor with 200 tiles. another sqaure tile, with sides 2cm, will use 250 tiles to cover the same area.
find the size of the larger tiles to the nearest cm.
any and explanations will be appreciated.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left

M? aoc=96 ? space, m, angle, a, o, c, equals, 96, degree \qquad m \angle boc = 8x - 67^\circm? boc=8x? 67 ? space, m, angle, b, o, c, equals, 8, x, minus, 67, degree \qquad m \angle aob = 9x - 75^\circm? aob=9x? 75 ? space, m, angle, a, o, b, equals, 9, x, minus, 75, degree find m\angle bocm? bocm, angle, b, o, c: