Sum of the numbers $0.3, 0.03$ and $0.003$ is:
- A$0.999$
- B$0.393$
- C$0.636$
- ✓$0.333$
Answer: D.
View full solution →Question types
Rational Numbers question types
275 questions across 7 question groups — pick any mix to generate a Maths paper with step-by-step answer keys.
275
Questions
7
Question groups
5
Question types
01
M.C.Q. [1 Marks Each]
165 Q→02BLANKS [1 Marks Each]
40 Q→031 Marks Question
22 Q→042 Marks Questions
41 Q→05case /data -based (4 Marks)
2 Q→06Match the following.
1 Q→073 Marks Question
4 Q→Sample Questions
Rational Numbers questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Mark $(\checkmark)$ against the correct answer in the following:
What should be added to $\frac{-5}{9}$ to get $1?$
What should be added to $\frac{-5}{9}$ to get $1?$
- A$\frac{4}{9}$
- B$\frac{-4}{9}$
- ✓$\frac{14}{9}$
- D$\frac{-14}{9}$
Answer: C.
View full solution →Which of the following rational numbers is in the standard form?
- A$\frac{8}{-36}$
- B$\frac{-7}{56}$
- C$\frac{3}{-4}$
- ✓None
Answer: D.
View full solution →If $a$ is reciprocal of $b$, then the reciprocal of $b$ is:
- ✓$a$
- B$ab$
- C$a^2$
- DNone
Answer: A.
View full solution →Mark $(\checkmark)$ against the correct answer in the following: $0\div\frac{-7}{5}=?$
- ANot defined
- B$\frac{-5}{7}$
- ✓$0$
- D$\frac{5}{7}$
Answer: C.
View full solution →$\frac{2 p}{4 r} \times \frac{2 r}{p}=$............. $\left(1,0, \frac{p}{r}\right)$
View full solution →$\left(\frac{-3}{5}\right) \div............=\frac{3}{8}$. $\left[\left(\frac{-8}{5}\right), \frac{8}{5}, \frac{5}{8}\right]$
View full solution →The standard form of $\frac{22}{-77}$ is............. $\left[\left(\frac{-2}{7}\right), \frac{7}{2}, \frac{2}{7}\right]$
View full solution →$\frac{-5}{2} \times ............=\frac{7}{8}$. $\left[\left(\frac{-7}{20}\right), \frac{5}{4}, \frac{7}{20}\right]$
View full solution →$0.8$ is represented as................in $\frac{p}{q}$ form. $\left(\frac{8}{10}, \frac{10}{8}, 0.08\right)$
View full solution →Find the product $\frac{-6}{5} \times \frac{9}{11}$
View full solution →Find the product $\frac{3}{10} \times$-9
View full solution →Find the product $\frac{9}{2} \times\left(\frac{-7}{4}\right)$
View full solution →Find $-2 \frac{1}{9}-6$
View full solution →Find the sum $\frac{-2}{3}$+0
View full solution →Find the value of $\frac{3}{13} \div\left(\frac{-4}{65}\right)$
View full solution →Find the value of: $\frac{-7}{12} \div\left(\frac{-2}{13}\right)$
View full solution →Find the value of: $\frac{-2}{13} \div \frac{1}{7}$
View full solution →Find the value of: $-\frac{1}{8} \div \frac{3}{4}$
View full solution →Find the value of: $\frac{-4}{5} \div(-3)$
View full solution →A mathematical operation of rational numbers is shown on the number line.
$1.$ Which operation is it$?$
$A.$ Addition
$B.$ Subtraction
$C.$ Multiplication
$D.$ Division
$2.$ Which number will come in place of $x ?$
$3.$ Solve: $\frac{7}{10}, \frac{5}{10}$
$A. \frac{5}{7}$
$B. \frac{2}{10}$
$C.\frac{7}{5}$
$D. \frac{35}{135}$
View full solution →$1.$ Which operation is it$?$
$A.$ Addition
$B.$ Subtraction
$C.$ Multiplication
$D.$ Division
$2.$ Which number will come in place of $x ?$
$3.$ Solve: $\frac{7}{10}, \frac{5}{10}$
$A. \frac{5}{7}$
$B. \frac{2}{10}$
$C.\frac{7}{5}$
$D. \frac{35}{135}$
Different websites offer the same phone at different prices. A $Rs. 15,000$ mobile phone is available at $\frac{4}{5}$ of its marked price on Website $A.$ Website A gives an additional discount equivalent to $\frac{1}{10}$ of the phone price at check out. Website $B$ offers the same mobile phone model at $\frac{2}{5}$ of its price with no further discount at checkout.
$1.$ At what price is the mobile phone offered by Website $A?$
$2.$ At what fraction of the original price is the phone available at check out on Website $A?$
$A. \frac{3}{10}$
$B.\frac{7}{10}$
$C. \frac{5}{15}$
$D. \frac{4}{50}$
$3.$ Which website sells the phone at a more economical price? Give reasons.
$4.$ In which of the following options does Point $K$ represent $-\frac{1}{5}$ on the number line?
$5.$ The product of a negative rational number with its multiplicative inverse is $−1.$
Do you agree? Give examples to support your answer.
$6.$ Addition of a rational number to its additive inverse results in $0.$
Is this statement true for all rational numbers$?$ Give examples to support your answer.
$7.$ Find three rational numbers between $3$ and $4.$
View full solution →$1.$ At what price is the mobile phone offered by Website $A?$
$2.$ At what fraction of the original price is the phone available at check out on Website $A?$
$A. \frac{3}{10}$
$B.\frac{7}{10}$
$C. \frac{5}{15}$
$D. \frac{4}{50}$
$3.$ Which website sells the phone at a more economical price? Give reasons.
$4.$ In which of the following options does Point $K$ represent $-\frac{1}{5}$ on the number line?
$5.$ The product of a negative rational number with its multiplicative inverse is $−1.$
Do you agree? Give examples to support your answer.
$6.$ Addition of a rational number to its additive inverse results in $0.$
Is this statement true for all rational numbers$?$ Give examples to support your answer.
$7.$ Find three rational numbers between $3$ and $4.$
| Section $'A'$ | Section $'B'$ | Answer |
| $(1)$ Additive inverse of $(-5)$ | $( a ) (-5)$ | $(1-$________$)$ |
| $(2)$ Reciprocal of $5$ | $(b) (-(1)/(5))$ | $(2-$________$)$ |
| $(3)$ Additive inverse of $(1)/(5)$ | $(c) (1)/(5)$ | $(3-$________$)$ |
| $(4)$ Additive inverse of $5$ | $(d) 5$ | $(4-$________$)$ |
Which is greater in $\frac{-1}{4}, \frac{1}{4}$
View full solution →Which is greater in $\frac{2}{3}, \frac{5}{2}$
View full solution →Is the pair represent the same rational number $\frac{-5}{-9} \text { and } \frac{5}{-9}$?
View full solution →List five rational numbers between $–2$ and $–1.$
View full solution →Generate a Rational Numbers paper free
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