abdullahanani2005 abdullahanani2005

25-06-2022
Mathematics

contestada

How many students scored 5 marks?

How many students scored 5 marks class=

Respuesta :

alexanderorangeguy alexanderorangeguy

25-06-2022

Answer:

9

Step-by-step explanation:

2 + 1 + 4 + 3 + 5 + 7 + 4 + 2 + 2 + 1 + x = 40

x = 40 - (2 + 1 + 4 + 3 + 5 + 7 + 4 + 2 + 2 + 1)

x = 40 - (3 + 7 + 12 + 6 + 3)

x = 40 - (10 + 18 + 3)

x = 40 - 31

x = 9

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