WHat is the name of this formula Sn = [n x (2a + (n – 1) x d)] / 2 ?

what is this formula called??? and if anyone could please tell me where i could find some questions that involves its use, beacause i need to practice it. THANYOU SO MUCH!!!

Why are peer reviewed scientific journals always biased against creationism and in favor of evolution?

Possibly because ALL of the peer-reviewed research indicates evolution as plain and obvious fact, and there is NO peer-reviewed research or evidence for creationism? Just a guess.

Could someone help me with this paradox?

If Bob throws the rock at five miles an hour in the train it will be going five miles an hour in respect to the train and nothing happens until it hits another penger. If he threw it out a window it would burn up in the air around the train and not get to the speed of light.

Do you become sad when you have to eat an animal that was killed?

For example, your thanksgiving turkey, does it sadden you that a poor innocent turkey was killed for food.

The Funniest... [[Survey]]?

the funniest moment was when my ex husband (I was married to him then)drove up to a convience store and I went in to grab a soda .while I was in the store he pulled up and someone with the same truck,same year and color pulled up where he was.I didnt even look up as I was putting something in my purse and tryed to get into the other truck .When I opened the truck door and seen the guy in there laughing my face went red.My ex was laughing so hard it brought tears to his eyes.Now that was funny lol

Could any kind person do a look up for me please?

I am trying to find my grandparents births and marriage. They lived in Dublin.In1922 they were living at Charlemont Mall with three children Frank, Joe and Sarah (my mom).The last child Sadie? came later. My nan was Sarah Jane Murphy (nee Smith) and he was Patrick Murphy. i do not know if Sarah was Irish, and although I have tried Irish web sites I haven't got anywhere. If anyone could help I would be most grateful. thanks Believe Patrick died around 1954 and Sarah possibly married again

Who is your favorite celebrity couple?

For some reason I love Reggie Bush and Kim Kardashian, they are just so simple and down to earth and private. I am happy they are back together!