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Class 11 Mathematics Chapter 14 Mathematical Reasoning Quiz 13 (25 MCQs)

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1. Find the sum of the product of 21 and 3 and the difference of 56 and 7.
2. The lengths of the sides of $\Delta$ ABC are 6 inches, 8 inches, and 10 inches. Which of the following conclusions must be true?
3. Some mammal live in water.Is this a true statement or a false statement?
4. The price of a board game is $ 27. The price of the board game is 3 times as much as the price of a jigsaw puzzle. What is the price of the jigsaw puzzle?
5. Find the missing factor:17 x 8= (7 x 8) + ( ..... ? ..... x 8)
6. The best brand of juice is sold in 1-liter bottles for $ 1.96 per bottle. If you plan to buy about a gallon of juice, how much will it cost?
7. If a helicopter flies at an average speed of 80 kilometers per hour, approximately how longwill it take to travel 650 kilometers?
8. Marked 2400 $\rightarrow$ 15% discount $\rightarrow$ 5% GST
9. Write a component statement for the following compound statement:50 is a multiple of both 2 and 5.
10. 12 + 22= 34 or/atau 3 x 5=18
11. ..... Triangle have three equal sides.
12. Argh, it hurts!
13. There does not exist a quadrilateral which has all of it, s sides equal.Which one is negation of above sentence.
14. Pipe A = 12 min, B = 18 min $\rightarrow$ both
15. What is a feature of an inversely proportional graph?
16. Jerry bought 6.95 lbs of cherry and lime jelly beans for his birthday party. If 1.75 lbs were cherry flavor, how many pounds were lime flavor?
17. $\frac{x}{6}=\frac{5}{3}$
18. For questions 1-3, fill in the missing items.Decimal Percent Fraction1. 0.03 ..... .....
19. All polygons have five sides.
20. Ella wants to save $ 800 for her college expenses. She has $ 200 in her savings accountnow, and she can save an additional $ 75 per week from her earnings at her part-time job.How many weeks will it be before Ella has $ 800 in her savings account?
21. Mali deposited $ 5, 000 in a bank account that will pay him 4% simple interest annually. If Mali deposits no more than the initial $ 5, 000, how much money will be in the account at the end of five years? (The formula for simple interest is I=prt or interest = principal x rate x time. Use a decimal to express the interest when using that formula.)
22. Q 23. Justin is exchanging dollars for rolls of quarters and rolls of dimes at a bank. Each roll of quarters has a value of $ 10 and each roll of dimes has a value of $ 5. He exchanges $ 90 and receives 11 rolls of coins. How many of each type of roll of coins did he receive?
23. If 3 is added to each odd digit and 2 is subtracted from each even digit in the number 6452851, what will be difference between the largest and smallest digits thus formed?
24. Q 21 Richard goes to the electronics store. He buys 2 memory cards that cost $ 8.99 each and 3 packages of batteries that are on sale for $ 7.47 each. He also buys a case for his cell phone for $ 2.99 and a wireless headset for $ 29.99. What is the total cost of Richard's items, before salestax?
25. A certain sum amounts to ' 22494 in 7 years at x% per annum on simple interest. If the rate of simple interest per annum had been (x +4)% the amount payable after 7 years would have been ' 25917. Find the sum invested.
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