Class 10 Maths Chapter 1 Real Numbers Quiz 5 (25 MCQs)

Quiz Instructions

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1. Joe is buying carpet for a 15-foot-by-10-foot room. If carpeting costs $ 1.50 per square foot, how much will it cost?
2. The decimal expansion of 144/400 is .....
3. If two positive integers p and q can be expressed as p=ab$^{2}$ q = a$^{3}$b, a and b being prime numbers then LCM(p, q) is
4. $\sqrt{x+\sqrt{y}}$
5. $\frac{1}{17}$
6. Is the square root of 13 a rational number or an irrational number?
7. A positive integer of the form 24q + 9 can also be written as
8. In p/q form
9. How do you classify the number 0 in terms of real numbers?
10. In a seminar, the number of participants in Urdu, Hindi and English are 45, 75 and 135respectively. Find the number of rooms required to house them if in each room, the samenumber of participants are to be accommodated and all of them must belong to the samelanguage.
11. Write in logarithmic form.5$^{2}$ = 25
12. Integers are a subset of natural numbers.
13. A non-terminating and non repeating decimal is which type of number?
14. Find the smallest number that has 2, 5, 7 as it's prime factors.
15. What is the multiplicative inverse of 2/3?
16. Ex 1. Add.-8.3+(-1.9)
17. If hcf (26, 169) = 13 then LCM (26, 169) IS
18. Which list of numbers is in order from least to greatest?A. 5/8, 9/16, 5/12B. 5/12, 9/16, 5/8C. 9/16, 5/12, 5/8D. 9/16, 5/8, 5/12
19. HCF(a, b) x LCM(a, b) =
20. Rational numbers are denoted by
21. What is the MULTIPLICATIVE INVERSE of8
22. What is $0.\overline{36}$
23. Classify the following number by naming the set or sets to which it belongs:789
24. Zero is
25. There is a circular path around a sports field. Priya takes 18 minutes to drive one round of the field. Harshit takes 12 minutes. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet?