Btw your 20% figure includes those at Level 1 literacy, only 8% are below level 1 (from your source)
People with Level 1 Literacy can:
Locate one piece of information in a sports article
Locate the expiration date on a driver’s license
Total a bank deposit entry
People with Level 2 Literacy can:
Interpret appliance warranty instructions
Locate an intersection on a street map
Calculate postage and fees when using certified mail
People with Level 3 Literacy can:
Write a brief letter to explain a credit card billing error
Use a bus schedule to choose the correct bus to take to get to work on time
Determine the discount on a car insurance bill if paid in full within 15 days
People with Level 4 Literacy can:
Explain the difference between two types of benefits at work
Calculate the correct change when given prices on a menu
People with Level 5 Literacy can:
Compare and summarize different approaches lawyers use during a trial
Use information in a table to compare two credit cards and explain the differences
Compute the cost to carpet a room in a house
i can’t interpret warranty instructions, but I’ve done the credit card thing. I also found the phones from the manufacturer that were compatable with my non-international telecommunications service. (I got the first Sony waterproof release in the age of ricepacks)
So I’m… esoteric.