Answer:
30 letters in 1 day
Step-by-step explanation:
so 18 letters IS 60% OF the total letters....
let x = total letters
" is " means = and " of " means multiply
turn ur percent to a decimal
so write ur equation like u read it...
18 = 0.60x ....now divide both sides by 0.60
18 / 0.60 = x
30 = x <=== he types 30 letters in 1 day
