CHEVROLET IMPALA ENGINE BURNING OIL

My 1995 Sc Buick Riviera Is Burning Oil Especially At Idle And Take Off. What Kind Of Simple Things Can I Check Before Looking At More...

Can I Use 10w30 Oil In My 1962 Chevy Impala 283 Motor (180,000 Miles)?

2004 Impala In Between Oil Changes(3000 Mi.)It Goes Through 1.5 Qts. Of Oil Some Times More When I Drive It (wifes Car) I've Not Noticed Any...