10th maths multiple choice questions chapter 1
10th maths multiple choice questions chapter 1
1) The decimal exapansion of 23/25 will terminate after,
a) two decimal places
b) one decimal place
c) three decimal places
d) four decimal places
2) which of the following is a form of an even integer......
a) 2k b) 2k+3
c) k+1 d) 2k+1
3) which of the following is an irrational number
a) (2+√3)(2-√3) b)(2√3)/√27
c)(2+√3)(2+√3) d)(2+√3)+(2-√3)
4) The product of the prime factors of 1729 is....
a) 7X13X19 b) 5X13X19
c) 11X13X19 d) 19X7X13
5) The product of the prime factors of 284 is....
a) 2²x3²X7 b) 2²X71
b)3²X67 c)2²X3x47
6) If 468 = 2²X3²X13ª then the value of a=....
a) 2 b) 1
c) 3 d)4
7) If 360 = 2³X3³Xb then the value of b =....
a) 11 b) 5
c) 13 d)7
8) If 10648 = 2³X11ª then the value of a=....
a) 2 b) 1
c) 3 d)4
9) If 393 = mªXnª then the value of mª+nª =....
a) 393 b) 134
c) 234 d)143
10) л is a/an ....... number
a) Rational b) whole
c) Irrational d) Integer
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