You would do 3/4 of 20.
20 / 4 = 15
15 pens have black ink.
119 <answer (check the solution in above pic)
hey friend i hope this answer is helpful
marl as brainliest if i deserve
Irrational because you it’s irra
Answer:
13a
Step-by-step explanation:
9a + 3a + a = 13a