Math MCQs with answers Page - 18

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Q. An amount of Rs.1,00,000 is invested in two types of shares. The first yields an interest of 9% per annum and second yields 11% per annum. If the total interest at the end of 1 year is 9¾%, then the amount invested in each share was

  • (A) Rs.62,500, Rs.37,500
  • (B) Rs.82,500, Rs.17,500
  • (C) Rs.72,500, Rs.27,500
  • (D) Rs.52,500, Rs.47,500

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Q. A highway loads to the foot of a 50 m tall tower. From the top of the tower, the angles of depression of two cars on the highway are 30° and 60°. What is the distance between the two cares ?

  • (A) 100/√3 m
  • (B) 86.50 m
  • (C) 100√3 m
  • (D) None of the above

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Q. 40 L of a mixture of milk and water contains 10% of water. The water to be added to make the water content 20% in the new mixture is

  • (A) 6 L
  • (B) 5 L
  • (C) 4.5 L
  • (D) 5.5 L

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Q. 36 man can do a piece of work in x days and 48 women in (x+7) days .the ratio of the work done by 5 men to that by 3 women in the same time is 3:1.
Find the value of x .

  • (A) 16 days
  • (B) 20 days
  • (C) 23 days
  • (D) 27 days

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Q. The price of an article is cut by 3%. To restore to its original value, the new price must be increased by

  • (A) 3 percent
  • (B) 7.11 percent
  • (C) 3.09 percent
  • (D) 2.69 percent

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Q. Which of the following numbers is not a prime number?

  • (A) 731
  • (B) 227
  • (C) 347
  • (D) 461

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Q. Ashok’s mother was 3 times as old as ashok 5 year ago. After 5 years she will be twice as old as Ashok how old is ashok today ?

  • (A) 10 years
  • (B) 15 years
  • (C) 35 years
  • (D) 25 years

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Q. In a row of boys , Srinath is 7th from the left and venkat is 12th from the right . if they interchange their position , srinath become 22nd from the left. How many boys there in the row ?

  • (A) 19
  • (B) 31
  • (C) 33
  • (D) 34

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Q. A starts a business investing Rs. 75000 after a few months B joined with him investing rupees 60000/- at the end of the year the total profit was distributed between A and B in the ratio 3 : 2 . after how many months did B join .

  • (A) 6 months
  • (B) 1 months
  • (C) 2 months
  • (D) 4 months

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Q. The ratio of the income of A and B is 5 : 4 and the ratio of their expenditures are 2:1. If at the End of each year , each saves rs. 2400 , then the income of A is

  • (A) 3400
  • (B) 3600
  • (C) 4000
  • (D) 4400

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