Percentage SSC-Maths (Part-7)

Total Questions: 50

1. Tilak's salary increases by 15% in the first year, decreases by 20% in the second year and increases by 25% in the third year. If Tilak's salary after these three years is Rs.23,000, then find the salary of Tilak in the beginning of these 3 years. [SSC CHSL 21/03/2023 (1st Shift)]

Correct Answer: (a) Rs.20,000
Solution:

2. A basket contains 350 eggs. If 12% of the eggs are rotten, how many eggs are good enough to be sold? [SSC CGL Tier II (02/03/2023)]

Correct Answer: (c) 308
Solution:

3. If radius of a sphere is decreased by 48%, then by what percent does its surface area decrease? [SSC CGL Tier II (02/03/2023)]

Correct Answer: (b) 72.96%
Solution:

4. Two candidates contested an election. One of them got 64% of the votes and won by 434 votes. What was the total number of votes polled? [SSC CGL Tier II (03/03/2023)]

Correct Answer: (a) 1550
Solution:

5. Mrs. Deepa Devi saves 30% of her salary. If she receives Rs.42,000 per month as her salary, what is her monthly expenditure? [SSC CGL Tier II (06/03/2023)]

Correct Answer: (b) Rs.29,400
Solution:

Income = Expenditure + Saving
Saving = 30% of 42,000 = 12600 Rs
42000 = Expenditure + 12600
⇒ Expenditure = 29400 Rs

6. The price of a scooter increases successively by 10%, 5% and 15%. What is the total percentage increase in price of scooter ? [SSC CGL 01/12/2022 (2nd Shift)]

Correct Answer: (a) 32³³⁄₄₀ %
Solution:

7. The ratio of expenditure to savings of a woman is 5: 1. If her income and expenditure are increased by 10% and 20%, respectively, then find the percentage change in her savings. [SSC CGL 01/12/2022 (3rd Shift)]

Correct Answer: (d) 40%
Solution:

8. Raju, Ravi and Ashok contested an election. 5% votes polled were invalid. Raju got 30% of the total votes. Ravi got 32% of the total votes. The winner got 5136 more votes than the person who received the least number of votes. Find the total number of votes polled. [SSC CGL 01/12/2022 (4th Shift)]

Correct Answer: (a) 171200
Solution:

9. In the election, 8% of the voters did not cast their votes. Two candidates contested the election in which the winning candidate got 48% of the total votes and won election by 1100 votes. Find the total number of voters in the election, given that all the votes cast were valid? [SSC CGL 02/12/2022 (1st Shift)]

Correct Answer: (c) 27500
Solution:

10. In an election between two candidates, 12% of voters did not cast their votes. The winner by obtaining 68% of the total votes defeated his contestant by 2880 votes. What was the total number of voters who cast their votes in the election? [SSC CGL 02/12/2022 (3rd Shift)]

Correct Answer: (a) 5280
Solution: