Percentage SSC-Maths (Part-5)

Total Questions: 50

41. A contractor reduces the working time of a week (Monday to Saturday) from 48 hours to 36 hours for his workers without changing the payment. What is the percentage increase in the hourly rate? [SSC MTS 05/09/2023 (3rd Shift)]

Correct Answer: (b) 33⅓ %
Solution:

42. A family spends 20% of its monthly income on house rent. Out of the remaining amount, the family spends 50% on household expenditure and 20% on children's education. If after doing so, its monthly saving is ₹6,600, then what is the total monthly income of the family? [SSC MTS 13/09/2023 (1st Shift)]

Correct Answer: (b) ₹27,500
Solution:

43. Suresh could save 20% of his income. But 4 years later, when his income increased by 40%, he could save the same amount only as before. By how much percentage did his expenditure increase? [SSC MTS 14/09/2023 (2nd Shift)]

Correct Answer: (b) 50%
Solution:

Ratio-  initial       :     after 4 years

44. Bhushan's monthly income is ₹45,000 and his monthly expenditure is 33,000. If his monthly income is increased by 22% while monthly expenditure is increased by 11%, then what is his new monthly savings (in ₹)? [SSC CHSL 02/08/2023 (1st Shift)]

Correct Answer: (a) 18,270
Solution:

45. If the price of a movie ticket increased by 12½ % and the sale of tickets also increased by 8½ %, then find % change in income. [SSC CHSL 02/08/2023 (2nd Shift)]

Correct Answer: (d) 22.0625%
Solution:

46. In a village election between three candidates, 80% of the voters cast their votes, out of which 3% votes were declared invalid. The winning candidate got 42,680 votes which were 55% of the total valid votes. Find the number of valid votes received by the candidate who stood third, given that he received only 10% of the total valid votes. [SSC CHSL 03/08/2023 (1st Shift)]

Correct Answer: (a) 7760
Solution:

47. A total of 7,50,000 voters participated in an election. A candidate received 3,82,500 votes which was 60% of the total valid votes. What was the percentage of invalid votes in the election? [SSC CHSL 04/08/2023 (1st Shift)]

Correct Answer: (a) 15%
Solution:

48. If the curved surface area of a cylinder is increased by 20%, and height is decreased by 4%, then the net decrease or increase in the volume will be: [SSC CHSL 08/08/2023 (3rd Shift)]

Correct Answer: (c) 50% increase
Solution:

49. Ravi initially had a certain number of chocolates, while Bhanu initially had 80% of the number of chocolates that Ravi initially had. Ravi gave 10% of his chocolates to his sister while Bhanu received from his uncle another 35% of the number of chocolates he initially had. If Bhanu finally had 54 chocolates, how many chocolates did Ravi give to his sister? [SSC CHSL 09/08/2023 (2nd Shift)]

Correct Answer: (c) 5
Solution:

50. Rajat, Pooja and Abha participate in the election. If the total votes polled are 40,000 and 10% of votes are invalid, Rajat got 36% of valid votes and Pooja got 40% of valid votes, then find the number of votes Abha got. [SSC CHSL 14/08/2023 (3rd Shift)]

Correct Answer: (c) 8640
Solution: