8. A number can be expressed as a terminating decimal,if the denominator has factors :
(a) 2,3 or 5
(b) 2 or 3
(c) 3 or 5
(d) 2 or 5
9. Given that : HCF of 2520 and 6600= 120, LCM of 2520 and 6600= 252×k, then the value of k is :
(a) 165
(b) 1625
(c) 550
(d) 600
10. The decimal expansion of the rational number ((47)/(2^4 ×5^(3 ) )) will terminate after :
(a) 3 places
(b) 4 places
(c) 5 places
(d) 1 place
11. The perimeter of two similar triangles ABC and LMN are 60 cm and 48 cm respectively . If LM = 8cm,then lenght of AB is :
(a) 10 cm
(b) 8 cm
(c) 5 cm
(d) 6 cm
12. Ratio in which the line segment joining (1,−7) and (6,4) are divided by x-axis is given as:
(a) 4 :7
(b) 2 : 5
(c) 7 : 4
(d) 5 : 2
13. 119^2 − 111^2 is :
(a) Prime number
(b) Composite number
( c) An odd composite number
(d)An odd prime number
14. Side of square , whose diagonal is 16 cm is given by:
(a) 6(√(2 )) cm
(b) 4(√2) cm
(c) 7(√(2 ))cm
(d) 8(√(2 ))cm
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