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Mathematical Reasoning Quiz 3 (25 MCQs)

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1. What is inverse proportion?
2. All students in 4A are present todayEric is 4A students. We can deduce that
3. Daniel had $ 6.78. His grandmother gave him $ 3.14. How much money does Daniel have now?
4. Malaria infected 2/9 of the 576 children in a community. How many of the children were infected with the malaria?
5. If the area of a square is 64 square units, what is the length of one side of the square?
6. A company has three factories that produce a certain product. The first factory produces 40% of the product, the second produces 30%, and the third produces 30%. If a randomly selected product is found to be defective, what is the probability that it came from the first factory?
7. The sum of two positive numbers is positive. Statement or not?
8. A square pyramid is connected to a cube with the same base area. If the height of the pyramid is 9 cm, which is the same length as each side of the cube, find the approximate volume of the solid.
9. If the letter y represents a negative number, which of the following represents a positivenumber?
10. The converse of the statement if a number is divisible by 10, then it is divisible by 5 is
11. The product of an odd number and an even number is an even number.
12. 2y + 3 is a statement.
13. Flavio needs a total of 48 ounces of beans to make chili for a party. He can buy 12-ouncecans for $ 1.29 each or 16-ounce cans for $ 1.49 each. How much would he SAVE bybuying the 16-ounce cans?
14. Shelly paid a total of $ 80 for seven tickets for a hockey game. Five of the tickets were inthe cheapest price range, and two were in the most expensive range. If the cheaper ticketswere $ 10 each, which of the following equations could be used to determine x, the price (indollars) of the expensive ones?
15. Ms. Canipe buys about 14.4 gallons of gas every week. How many gallons of gas does she buy in a 6 weeks?
16. Some positive number are greater than zero.
17. Which of these is not a factor of 12?
18. A student tosses a fair coin 3 times and the results are Heads, Tails, and then Heads. What will happen on the fourth toss?
19. Refer to the following statement: "If a polygon is a quadrilateral, then it is a trapezoid." What is the contrapositive of this statement?
20. Find out the median score from the following frequency distribution table:Score:0-10 10-20 20-30 30-40 40-50Number of students:4 3 5 6 7
21. Plasma is a state of matter and Oxygen is essential for combustion. Is the compound statement TRUE or FALSE?
22. A community is concerned about the high volume of commuter traffic in front of itselementary school between 8:30 A.M. and 9:00 A.M. The numbers of cars that passedwithout dropping off a student during that half hour on consecutive school days are:65, 72, 83, 96, 53, 76, 54, 70, 75, 48, 56.What is the mean (average) of these numbers of cars?
23. Tomorrow is Monday.Is it a statement?
24. Premise 1:If m > 0, then m2 > 0.Premise 2:m < 0Conclusion:m2 < 0
25. Petra earns $ 75 per week while working at a pizza parlor on Monday, Tuesday, and Fridayevenings.If Petra receives a promised raise of $ 0.50 per hour, how much will she then earn perweek?
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