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Martin correctly answered 90% of the questions on a math test that contained exactly 40 questions. How many of the questions did he answer incorrectly? explain A) 4 B) 10 C) 44 D) 90
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Martin correctly answered 90% of the questions on a math test that contained exactly 40 questions. How many of the questions did he answer incorrectly? explain

A) 4
B) 10
C) 44
D) 90

User Cenny
by
5.1k points

1 Answer

2 votes

Answer:

A. 4

Explanation:

90% of 40 is = 36

40 - 36 = 4

Since he got 36 right out of 40, he got 4 wrong.

User Doptimusprime
by
5.7k points
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