What does this sign mean (photo is attached below)? You must go 30 mph to ramp, and fly in the air

Advisory speed limit for an exit ramp

Advisory speed limit for an entrance ramp

Warning: You must slow to 30 mph

You must go 30 on the ramp duhhh

answer:

"it is often classified as either a schedule ii or schedule iii substance, making it illegal to possess for personal use or distribution. crystal meth can be ingested, injected, or smoked. it is a highly addictive substance and can lead to many different personal, medical, and legal problems."

this is the link

hope your friend dont get in trouble