For each 11 mm of coloured fabric June uses to make her curtains, she also uses 10 cm of white fabric. Express the amount of white fabric to coloured fabric as a ratio in its simplest form.

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Acylinder has volume 45π and radius 3. what is it’s height?

What numbers are included in the set of integers? what numbers are not included?