Robert planted 12 daffodil bulbs and 18 tulip bulbs in his garden last winter. if all the bulbs sprout and bloom this spring, what will be the ratio of tulips to daffodils in robert's garden? express as a simplified ratio.

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?

Multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2