The temperature at 12 noon at a certain place was 18° above zero. If it decreases at the rate of 3° per hour at what time it would be 12° below zero?

(a)

12 mid night

(b)

12 noon

(c)

10 am

(d)

10 pm

Identify the problem with negative numbers as its answer:

(a)

-9 + (-5) + 6

(b)

8 + (-12) - 6

(c)

-4 + 2 + 10

(d)

10 + 9 (-4) + 8

(-100) - 0 + 100 = _____

(a)

200

(b)

0

(c)

100

(d)

-200

(−16) ÷ 4 is the same as

(a)

- (-16 ÷ 4)

(b)

−(16) ÷ (-4)

(c)

16 ÷ (-4)

(d)

−4 ÷ 16

The area of the rhombus with side 4 cm and height 3 cm is

(a)

7 sq. cm

(b)

24 sq. cm

(c)

12 sq. cm

(d)

10 sq. cm

when the non-parallel sides of a trapezium are equal then it is known as

(a)

a square

(b)

a rectangle

(c)

an isosceles trapezium

(d)

a parallelogram

An algebraic expressions which is equivalent to the verbal statement “Three times the sum of x and y” is

(a)

3(x + y)

(b)

3 + x + y

(c)

3x + y

(d)

3 + xy

The equation y + 1 = 0 is true only when y is

(a)

0

(b)

-1

(c)

1

(d)

-2

4 typists are employed to complete a work in 12 days. If two more typists are added, they will finish the same work in _______ days.

(a)

7

(b)

8

(c)

9

(d)

10

The sum of all angles at a point is

(a)

360°

(b)

180°

(c)

90°

(d)

0°

_____\(\times \) (-9) = -45

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5

(-52) + (-52) = ____

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-104

___- 75 = -45

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30

In the expression 25m + 14n, the type of the terms are ________ terms.

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unlike

The addition of −7b and 2b is __________

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–5b

If a = 5, the value of 2a + 5 is _____

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15

If the cost of 8 apples is Rs. 56 then the cost of 12 apples is _____________.

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Rs. 84

If a machine in a cool drinks factory fills 600 bottles in 5 hrs, then it will fill ______ bottles in 3 hours.

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360

A tetromino is a shape obtained by __________squares together

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4

Draw a tetromino which passes symmetry __________

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(−64) ÷ (-64) is 0

(a) True

(b) False

The sum of two integers can never be zero

(a) True

(b) False

The quotient of two integers having opposite sign is a negative integer.

(a) True

(b) False

Every algebraic expression is an equation

(a) True

(b) False

Distance travelled by a bus and time taken are in direct proportion.

(a) True

(b) False