Respuesta :
Answer:
easy.
he can grade 5 in one hour,
so, 5x4=20
he can grade 2o tests in 1 hour
Step-by-step explanation:
brainlyiest?
Answer:
easy.
he can grade 5 in one hour,
so, 5x4=20
he can grade 2o tests in 1 hour
Step-by-step explanation:
brainlyiest?