BRAINLIST Ming and Omar are partners in a reading contest. Together they need to read 31 books each month for 3 months. Ming has read 16 books. Omar has read 23 books. About how many more books do they need to read?
90

60

50

40

Respuesta :

Answer:

50

Step-by-step explanation:

Answer:

50

Step-by-step explanation:

31x3=93

23+16=39

93-39=54

54 rounded to the nearest ten is 50 because the ones digit is less than 5