20 of 140 seventh grade students 15% earn the presidential physical fitness award. how many students earned the award

Read the article titled "castro resigns." why did the us impose trade sanctions against cuba in 1962?

Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (

What empire controlled most of the middle east except for a few years between 1516 and 1917, where was the capital of this empire located and what was the geographic extent of this empire?