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Worksheetssample CAT 1 yr 7
Total questions: 129
Worksheet time: 4hrs 3mins
Which of the following statements best describes the term 'programming'?
A set of instructions
A group of words
Building blocks
Entertainment on the TV
All even numbers (greater than 2) are composite numbers
True
False
3 is a prime number
True
False
32 is the same as 3 x 3
True
False
23 =
6
23
8
4
2 x 2 x 2 x 3 x 3 x 3 =
23 x 33
23 + 33
23 x 32
22 x 35
Which is NOT a prime number?
2
3
5
6
A quick way to find the product of twos (example 12 x 2 )
double the 12
triple the 12
subtract 12 by 2
divide 12 by 2
A quick way to find the product of 16 x 8
16 + 16
(16 + 16) + (16 + 16)
(16 + 16) + (16 +16)
+ (16 + 16) + (16 + 16)
(16 + 16 ) + (16 + 16) + (16 + 16)
Which number is in the hundredths place?
Which number is in the thousandths place?
Which number is in the hundredths place?
13.8 =
thirteen point eight
eight point thirteen
thirty point eight
eight point thirty
4.099 rounded to the nearest whole number is __.
4.09
5.0
4.0
4.1
0.1 0.100
Round 1.823 to the nearest whole number.
1
1.8
2
2.8
28 - 53 =
25
-25
-15
15
37 - 55 =
18
19
-18
-8
1 - 14 - 18 + 9 =
22
-22
-21
21
-36 - 27 =
-63
63
11
-11
( ) + ( ) = 40
-10, 50
10, 50
-10, -50
-50, 10
( ) - ( ) = -12
-8, 20
8, -20
-8, -20
8, 20
If -15 represents 15 m below sea level, then +20 represents (a)
If -10 represents the distance of 10 km of a car travelling South, then +10 represents (a)
−12 ( ) −16 Choose the appropriate inequality symbol to make the statement true.
>
<
=
−212 ( ) −5 Choose the appropriate inequality symbol to make the statement true.
<
>
=
Which of the following is arranged in ascending order?
−1, −1.5, 2, 3, 8
−100, −50, −8, 0, −2
−3.6, −2, −34, 1.5
Evaluate: 6 - (-11)
(a)
Evaluate: (−25)− (−10)+(−7)
(a)
Evaluate: 5 ×(−4)
(a)
Evaluate: (−75) ÷ (−25)
(a)
Evaluate: (−2)×(−3)×(−4)×(−5)
-120
120
-14
14
Evaluate: (−10)(−2)×(−5)+(−20)
(a)
The temperature of Saigon on a particular day is 24 degrees Celsius. In the late afternoon, the temperature rises by 8 degrees. In the evening, heavy rain causes the temperature to drop by 12 degrees. After the rain stops, the temperature rises by 6 degrees.
What is the temperature of Saigon after the rain stops?
36°C
22°C
26°C
22°C
An aircraft descends 150 m from an altitude(height) of 650 m to avoid turbulence. The plane ascends a further of 830 m after the descent.
At what altitude is the plane flying now?
1630 m
330 m
1330 m
-1330 m
On Sunday, Sam used his E-link card to travel on the MRT train from the North Station to Stadium Station. The initial value of his card was $5.50 and at the end of the ride, the card has a stored value of $3.36.
How much was the ride to the nearest dollar?
$2.14
$2
$2.1
$3
Last month, John lost money by selling stocks. His investment income was -$525.
This month, his investment income is $163. What does this mean?
John gained $163 by selling stocks.
John lost $163 by selling stocks.
-36 is greater than -35.
True
False
A bank uses positive numbers to represent deposits and negative numbers to represent withdrawals.
How would a bank represent a deposit of 126.40 dollars?
126.40 dollars
-126.40 dollars
Integers include both positive and negative numbers.
The temperature dropped from 7 Degrees to -5 degrees.
Marina: Wow, I can’t believe the temperature fell 12 Degrees.
Jason: No, it only fell 2 Degrees.
Who is Correct?
Marina
Jason
Neither
The closer a negative number is to zero, the ________ it is.
bigger
smaller
The sum of a negative number and a positive number...
always gives you a negative number
could be positive or negative; it depends on the numbers
always gives you a positive number
Which is correct after using Distributive Property? −2(3x − 4)
-6x + 8
-6x - 8
-6x - 4
6x + 8
−260=
30
15
-30
-120
92 + -94 =
-2
2
186
-186
-8 + -2 =
-6
10
6
-10
Pay $5
Receive $4
Pay $1
Receive $3
How much money do you have?
$1
-$1
-$3
$3
3−4x
The - in this expression is what?
a subtraction sign
a negative sign
−4−5x
How can this expression be correctly rewritten?
-4 + 5x
-4 + -5x
4 + 5x
-4 - -5x
If we divide additive inverse of 2 by multiplicative inverse of two we will get.......
4
1/4
-4
-1/4
Which property indicates the given operation
(-12+ 13) +16 =-12 +(16+13)
commutative
associative
closure
distributive
129 x99 can be solved quickly using which property
commutative
associative
closure
distributive
Which property indicates the given operation
(-12+ 13) +16 =-12 +(16+13)
commutative
associative
closure
distributive
The sum of 2 rational numbers is always a rational number ,this is indicator of which propery
commutative
closure
distributive
associative
The reciprocal of a negative rational number _____
is a positive rational number
is a negative rational number
can be either a positive or a negative rational number
does not exist
To get the product 1 we should multiply 7/19 by (a)
The reciprocal of zero is (a)
If the reciprocal of x is y then the reciprocal of y will be (a)
the numbers ....... and ...... are reciprocals of their own
(a)
The rational numbers 1/2 and -1/2 are on (a) sides of zero on number line
What is the missing number?
6 + ____ = 7 + 6
4
13
7
9
3 x ____ = 9 x 3
7
9
27
11
Which one of the following illustrates the Commutative Law of Addition?
5 + 7 = 7 + 5
5 + 7 = 4 + 8
5 + 7 = 3 + 9
5 + 7 = 10 + 2
What is the missing number?
8 + ____ = 2 + 8
5
10
4
2
Choose the property shown.
commutative
associative
distributive
Choose the property shown.
commutative
associative
distributive
Choose the property shown.
commutative
associative
distributive
(3,000 x ?) + (200 x ?) +
(90 x ?) + (4 x ?)
(x3)(x2)
x5 ÷ x2
(x3)4
3p2 x 2p4q2
2a7 ÷ 2a3
3p2 x 2p4q2
(3t2)3
3(x3y2)2
140
Solve the sum using BODMAS
6 + 2 ( 4 X 5) + 8-2
160
166
155
NONE OF THE ABOVE
Is this question asking to find HCF or LCM?
HCF
LCM
10 - 4 ÷ 1 · 5
( 12 + 10) ÷ 10 · 14 - 6
10 - ( 9 + 3 ) ÷ 2
2 · (15 - 2) ÷ 5
( 13 - 6 ) X ( 8 ÷ 2 )
56
28
42
14
( 3 X 8 ) - ( 4 x 6 )
0
2
4
8
13 + 13 X 0
13
26
19
6
(20 - 12) ÷ (3 + 1)
2
16
17
4
