Friday, 5 April 2019

QUANTITATIVE REASONING: PRACTICE QUESTIONS

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Choose the correct answer from the given options. Find answers and solutions to the questions at the bottom of the page.
6. What is the value of x  in the equation
(A) 1
(B) –2
(C) 2
(D) 3
7. How many feet there are in 4.5 meters? If 1 meter = 3.281 feet.
(A) 14.36
(B) 14.56
(C) 14.76
(D) 14.96
8. If person-A can complete a particular work in 10 days and person-B can completes that same work in 12 days. How much time it will take if they work together?
(A) 5 days and 11 hours
(B) 5 days and 16 hours
(C) 6 days and 11 hours
(D) 6 days and 16 hours
9. Consider the diagram below, where the length of the line AB is 6 cm. And, C is center of the circle
What is the area of the shaded region (region in maroon colour)?
(A) 19.09 cm2
(B) 19.29 cm2
(C) 19.49 cm2
(D) 19.69 cm2
10. A student obtained the marks: 60, 50, 70, 65 and 85 in Physics, Chemistry, Statistics, English and Biology respectively, and 0 marks in Mathematics. What the average marks he obtained?
(A) 55
(B) 60
(C) 65
(D) 70
ANSWERS: QUANTITATIVE REASONING PRACTICE
6(D) 7(C) 8(A) 9(B) 10(A)
SOLUTIONS: QUANTITATIVE REASONING PRACTICE
6. (D)
7. (C)
3.281 ⇒ three digits after decimal
4.5 ⇒ one digit after decimal. Hence,
14.7645 ⇒ (3+1=4 digits after decimal)
8. (A)
9. (B) The length of line AB which is the diameter of the circle is 6 cm. Hence, radius of the circle is 3 cm.
10. (A) Average is calculated as, sum of elements divided by number of elements, that is

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