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P L S A N S • product or 5 and O. 8 expre•sed as a traction is S mean of first five natural number. — 7/9, then the value of x is : A O is of which number? (b) 20 200 (d) 50 The nu.glber.of edges in a polyhedron having 8 faces and 12 .14 (b) 16 (C) 18 (d) 20 9. probability of a sure event is always: . Thrice a number when increased •by 9 gives 27. The number is J. A square of dimension.... ' (d) 11 Units have numerically the same perimeter None ot the

Dear Student,

4) 1.5×0.8 = 1510×810=32×45=3×25=655) first five natural no. are 1,2,3,4,5Mean = Sum of all no.Total no.=1+2+3+4+55=155=3

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