Praxis Core Math Quiz
20 questions · no time limit
0:00
NUMBER AND QUANTITY
Question 1 of 20
No time limit
Current
Answered
Flagged
Not seen
The number of defective parts produced by a machine decreased from 250 per day to 200 per day. What is the percentage decrease in the number of defective parts?
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end