### Question 3

In a quadrilateral ABCD, if ∠A, ∠B, ∠C and ∠D are in the ratio 3 : 4 : 6 : 7, then the measures of the each angle of the quadrilateral are ____.

A) 60

^{o}, 72

^{o}, 108

^{o} and 120

^{o}
B) 54

^{o}, 70

^{o}, 110

^{o} and 126

^{o}
C) 54

^{o}, 72

^{o}, 108

^{o} and 126

^{o}
D) 50

^{o}, 72

^{o}, 108

^{o} and 130

^{o}
### Question 4

To construct a quadrilateral PQRS where PQ = 6 cm, QR = 7.5 cm, PR = 10.5 cm, PS = 4.5 cm and QS = 9 cm, the steps involved are written below:

(i) Draw PQ = 6 cm.

(ii) With P as centre and radius 10.5 cm, draw another arc which intersects the previous arc at the point R.

(iii) With Q as centre and radius 7.5 cm, draw an arc.

(iv) With P as centre and radius 4.5 cm, draw an arc.

(v) Join Q and R.

(vi) With Q as centre and radius 9 cm, draw another arc which intersects the previous arc at the point S.

(vii) Join P and S, R and S.

The correct sequence of the construction is ____.

A) i, iii, ii, v, iv, vi, vii

B) i, v, ii, vi, iv, iii, vii

C) i, iii, ii, iv, v, vi, vii

D) i, ii, iii, vii, iv, vi, v

### Question 5

1500 families with 2 children were selected randomly, and the following data were recorded:

The probability of a family chosen at random, having two boys is ____.

A)

B)

C)

D)