sophiascarpin sophiascarpin

02-07-2024
Mathematics

Answered

at the end of the year, a student's test scores improved by 40% if his improved score is 84, what was his previous score

Answer :

Marver1ck Marver1ck

03-07-2024

Answer:

60

Step-by-step explanation:

Let's assume the previous score is represented by "x."

x + 0.4x = 84

1.4x = 84

x = 60

So, the student's previous score was 60.

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