Number System

A rational number is defined as a number that can be expressed in the form of p/, where p and q are integers and
1. q=0
2. q=1
3. q may be any natural number
4. q is not equals to 0
In the standrad form of a rational number, the common factor of numeratr and denomenator is always:
1. 0
2. 1
3. -2
4. 2
The reciprocal of 1/2 is:
1. -1/2
2. -1
3. 2
4. 0
In the standard form of rational number the denominator is always a,
1. 0
2. negative number
3. 1
4. positive number
Given a rational number -5/9, This rational number can also be known as
1. a natural number
2. a whole number
3. a fraction
4. a real number
The expanded form of 3768 is given by
1. 3*1000+7*100+6*10+8
2. 3*100+7*100+6*10+8
3. 3+7+6+8
4. none of the above
A cricket pitch is about 264 cm wide. It is equal to ____ m
1. 26.4
2. 2.64
3. 0.0264
4. 0.264
The place value of the decimal digits of a number (1/10) is called,
1. onces
2. tenths
3. hundredths
4. none of the above
Fraction for the number- 6 hundreds + 3 tens + 3 ones + 6 hundredths + 3 thousandths is,
1. 633.63
2. 6336.3
3. 633.063
4. 63.363
Simplest fractions of the number 3.46 is
1. 3(23/50)
2. 3+40+6
3. 3+0.4+0.06
4. 3+0.4+0.6
Express as simplest fractions, A juice container has 4.5 litres of mango juice.
1. 45
2. 45/100
3. 9/2
4. 0.45
Given decimals as fractions in lowest form, 0.18
1. 18/100
2. 9/50
3. 0.1+0.8
4. 0+0.1+0.08
0.009 is equal to
1. 0.90
2. 0.090
3. 0.009000
4. 0.900
put sign(<,>,=), 78.56 _ 78.57
1. >
2. <
3. =
4. not equal
Between which two whole numbers 1.7 lie?
1. 2 and 3
2. 3 and 4
3. 1 and 2
4. 1 and 7
Find the smaller decimal number in
1. 25.3
2. 25.03
3. 25.30
4. all are equal
Between which two whole numbers, the given decimal number 2.5 lie,
1. 1 and 2
2. 2 and 5
3. 1 and 5
4. 2 and 3
The decimal number which lies between 4 and 5 is
1. 2.9
2. 1.9
3. 3.5
4. 4.5
Which is greater? 23.914 (or) 23.915
1. 23.914
2. 23.915
3. equal
4. not equals
256 m is equals to _ kms,
1. 256000
2. 25600
3. 0.256
4. 25.6
__ of a unit can be written as 0.1 in decimal notation.
1. 1/10
2. 10
3. 1/100
4. 1/1
Identify any two decimal numbers between 2 and 3.
1. 2.1 and 2.11
2. 2.1 and 3.1
3. 2 and 3.2
4. 2.5 and 3.5
8 m 30 cm in metres is
1. 830 m
2. 8.30 m
3. 83.0 m
4. 0.83 m
809 rupees 99 paise is euqals to decimal form
1. 900
2. 809.99
3. 81.89
4. 818.9
Arrange the following in ascending order: 123.45, 123.54, 125.43, 125.34, 125.3
1. 123.45, 123.54, 125.43,125.3,125.34
2. 123.54,125.43, 125.34, 125.3,123.45
3. 123.45, 123.54, 125.43, 125.34, 125.3
4. 123.45,123.54, 125.3, 123.34, 123.43