(a) 16 (b) 16 (c) 19 (d) 5

2. If p is a prime number and p divides a2(a is a positive integer),then which of the following is true:

(a) p does not divide a (b) p divides a (c) p2 divides a (d) p divides a

3. If ax + by = a2 – b2 and bx + ay = 0,then value of (x +y) is :

(a) a2 – b2 (b) b -a (c) a-b (d) a2 + b2

4. The pair of equation y = 0 and y = -5 has

(a) one solution (b) two solution (c) infinitely many solution (d) No solution

5. The length of the diagonal of rhombus are 24cm and 32 cm . The length of the altitude of the rhombus in cm is :

(a) 12 (b) 12.8 (c) 19 (d) 19.2

6. Sin 200 Cos 700 + Cos 200 Sin 700 is

(a) 2 (b) 1 (c) 0 (d) 2

7. If tan + cot = 2 then tan2 + cot2 is

(a) 4 (b) 6 (c) 2 (d) 1

8. If “less than” type and “more than type” of Ogive intersect each other at (20.5,15.5), than the median of the given data is :

(a) 36.0 (b) 20.0 (c) 15.5 (d) 5.5

10th maths SA-1 Original paper |