1. 3x + y = 19 , and x + 3y = 1. Find the value of 2x + 2y

20

18

11

10

5

2. The price of a cycle is reduced by 25 per cent. The new price is reduced by a further 20 per cent. The two reductions together are equal to a single reduction of

45%

40%

35%

32.5%

30%

3. x and y are integers, x + y < 11 , and x > 6, What is the smallest possible value of x - y ?

1

2

4

-2

-4

4. If x^{5}y^{4}z^{2}<0 , which of the following must be true? Select ALL such statements.

xy < 0

yz < 0

xz < 0

x < 0

x5 < 0

5. BCD is a line segment and Angle BAC = 1/4 Angle ACB ; Angle ACD = ?

140

100

120

60

it cannot be determined from the information given

6. In a certain village, m litres of water are required per household per month. At this rate, if there are n households in the village, how long (in months) will p litres of water last?

p /mn

mn / p

mp / n

np / m

npm

7. In the figure below, what is the slope of line l ?

- 3

- 1/3

0

1/3

3

8. What digit appears in the units place in the number obtained when 2^{320} is multiplied out?

0

2

4

6

8

9. Radius of circle center O is 3 times the radius of circle center C. Angle ACB = Angle POQ If the shaded area of circle C is 2 then what is the area of the shaded part of circle O ?

6

12

18

36

3/2

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