67+1=68. 54+14=68 their are more than that just subtract a number from it and use it
And you will find the answer
The answer.
14kg 450gram - 20kg = 5kg 550gram
Please make me the brainliest
Answer:
There is a total 50 questions.
Step-by-step explanation:
Let x = total questions in the exam
Since 82% of the test was scored correctly, that means 18% of the student's exam was scored incorrectly.
With this information we can write:
(Given that the student made 9 mistakes)
(divide 18% on both sides)

∴ There was a total of 50 questions in the examination.