Sample QuestionsPercentage 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: In an examination it is required to get $36\%$ to pass. A student gets $160$ marks and fails by $20$ marks. The maximum marks are:
Answer: C.
View full solution →A number decreased by 40% gives 135. The number is
Answer: D.
View full solution →In an examination it is required to get $36 \%$ to pass. A student gets 145 marks and fails by 35 marks. The maximum marks are
Answer: C.
View full solution →If 35% of a number added to 39 is the number itself, the number is
Answer: A.
View full solution →If 11% of a number exceeds 7% of the number by 18, the number is
Answer: C.
View full solution →Assertion (A): If $X$'s income is $25 \%$ more than $Y$'s income then $Y$'s income is $20 \%$ less than X's income.
Reason (R): If Y's income is $25 \%$ less than X's income then X's income is $20 \%$ more than $Y$'s income.
- A
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
- B
Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
- ✓
Assertion (A) is true but Reason (R) is false.
- D
Assertion (A) is false but Reason (R) is truе.
Answer: C.
View full solution →Assertion (A): 36 minutes expressed as a percentage of a day is $2.5 \%$.
Reason (R): There are 1440 minutes in a day.
- ✓
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
- B
Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
- C
Assertion (A) is true but Reason (R) is false.
- D
Assertion (A) is false but Reason (R) is truе.
Answer: A.
View full solution →Assertion (A): $100 \%=1$
Reason (R): $100 \%$ of $3.5=35$
- A
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
- B
Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
- ✓
Assertion (A) is true but Reason (R) is false.
- D
Assertion (A) is false but Reason (R) is truе.
Answer: C.
View full solution →Assertion (A): $\frac{3}{25}=12 \%$.
Reason (R): To convert a fraction into a percentage, we multiply the fraction by 100 and put the per cent sign $\%$.
- ✓
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
- B
Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
- C
Assertion (A) is true but Reason (R) is false.
- D
Assertion (A) is false but Reason (R) is truе.
Answer: A.
View full solution →$\frac{3}{4}$ as rate per cent is 75%
View full solution →$12\frac{1}{2}\%$ expressed as a fraction is 18.
View full solution →View full solution →View full solution →View full solution →If x decreased by 40% gives 135, then x = ____ .
6% = ____ (express in decimals)
(11% of x) - (7% of x) = 18 ⇒ x = ___.
Write $'T'$ for true and $'F'$ for false the following: $12\frac{1}{2}\%$ expressed as a fraction is $18$.
View full solution →Write $'T'$ for true and $'F'$ for false the following: $2 : 5 = 25\%$
View full solution →Convert the following into a fraction: $32\%$
View full solution →Mark $(\checkmark)$ against the correct answer in the following: A number decreased by $8\%$ gives $69$. The number is:
Answer: B.
View full solution →Convert the following decimals into a percentage?
$0.07$
View full solution →What per cent of $84$ is $14?$
View full solution →What percentage is: $25$ paise of $Rs. 4?$
View full solution →What percentage is: $36$ minutes of $2$ hours$?$
View full solution →Find: $20\%$ of $Rs. 132$
View full solution →What percentage is$: 8$ hours of $2$ days$?$
View full solution →A number is increased by $20\%$ and the increased number is decreased by $20\%$. Find the net increase or decrease per cent
View full solution →A number is increased by $10\%$ and the increased number is decreased by $10\%$. Show that the net decrease is $1\%.$
View full solution →The price of a sweater is increased by $8\%$. If its increased price is $Rs. 1566$, find the original price.
View full solution →Salima was very happy because it was Eid. Everyone in her family put a few coins in her bag. She now had 30 one-rupee coins, 25 two-rupee coins, 15 five-rupee coins and 5 ten-rupee coins in her bag.
Q.1. The number of five-rupee coins is what per cent of the total number of coins in the bag?
(a) 5%$\quad$(b) 10%$\quad$(c) 15%$\quad$(d) 20%
Q.2. The value of two-rupee coins is what per cent of the total value of coins in the bag?
(a) $16 \frac{11}{36} \%$$\quad$(b) $24 \frac{16}{41} \%$$\quad$(c) $17 \frac{12}{37} \%$$\quad$(d) $21 \frac{9}{17} \%$
Q.3. The number of five-rupee coins is what per cent less than that of two-rupee coins?
(a) 60%$\quad$(b) 40%$\quad$(c) 50%$\quad$(d) 75%
Q.4. The value of five-rupee coins is what per cent more than that of two-rupee coins?
(a) 50%$\quad$(b) 40%$\quad$(c) $33 \frac{1}{3} \%$$\quad$(d) $66 \frac{2}{3} \%$
View full solution →Anup was in the chemistry laboratory working on an experiment. He mixed three salts X, Y and Z taking 150 g each of salts X and Y and 200 g of salt Z to prepare a mixture A.
Q.1. The percentage of salt X in mixture A is
(a) 50%$\quad$(b) 40%$\quad$(c) 30%$\quad$(d) 25%
Q.2. By what per cent is salt Z more than salt X in mixture A?
(a) 25%$\quad$(b) $33 \frac{1}{3} \%$$\quad$(c) $42 \frac{1}{2} \%$$\quad$(d) 40%
Q.3. Anup added 100 g of salt Y to mixture A to prepare a new mixture B. By what per cent did salt Y increase?
(a) $66 \frac{2}{3} \%$$\quad$(b) 50%$\quad$(c) 40%$\quad$(d) $33 \frac{1}{3} \%$
Q.4. What is the percentage of salt Z in mixture B?
(a) $33 \frac{1}{3} \%$$\quad$(b) 40%$\quad$(c) $66 \frac{2}{3} \%$$\quad$(d) 50%
View full solution →The price of a shirt is reduced by $12\%$ in a discount sale. If its present price is $Rs. 1188.$ Find its original price.
View full solution →The price of a sweater is increased by $8\%.$ If its increased price is $Rs. 1566,$ find the original price.
View full solution →Chalk contains $3\%$ of carbon, $10\%$ of calcium and $12\%$ of oxygen. Find the amount of grams of each of these substances in $1\ kg$ of chalk.
View full solution →The value of a machine depreciates $10\%$ every year. If its present value is $Rs. 387000,$ what was its value $1$ year ago$?$
View full solution →The price of a tea set is increased by $5\%.$ If the increased price is $Rs. 441,$ what is its original price$?$
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