Tag: math & puzzles

Questions Related to math & puzzles

One of the words given in the alternatives cannot be formed by using the letters given in the question. Find out that word. ENCOURAGE

  1. ANGER

  2. GREEN

  3. USAGE

  4. COURAGE

Answer: 3

ne of the words given in the alternatives cannot be formed by using the letters given in the question. Find out that word. ******** CONCENTRATE

  1. CENTRE

  2. CONCERN

  3. TREAT

  4. REASON

Answer: 4

Three types of tea (namely a, b and c) costs Rs. 95/kg, Rs. 100/kg and Rs. 70/kg respectively. How many Kg. of each should be blended to produce 100 kg of mixture worth Rs. 90/kg, given that the quantities of band c are equal ?

  1. 70,15,15

  2. 50,25,25

  3. 60,20,20

  4. 40,30,30

Answer: 2

A father is 30 years older than his son, however he will be only thrice as old as the son after 5 years, what is the father's present age ?

  1. 40 yrs

  2. 30 yrs

  3. 50 yrs

  4. None of the above

Answer: 1

(1/10)18 - (1/10)20 = ?

  1. 0.9

  2. 99/10

  3. 99/10^20

  4. None of the above

Answer: 3

There are 200 questions on a 3 hr examination. Among these questions are 50 mathematics problems. It is suggested that twice as much time be spent on each math’s problem as for each other question. How many minutes should be spent on mathematics problems?

  1. 36

  2. 72

  3. 60

  4. 100

Answer: 2

A & B are two players. They select one number from 1 to 25. If both of them select the same number they will win. What is the probability of not winning in a single trial?

  1. 5/1

  2. 24/25

  3. 1/25

  4. 1/5

Answer: 2

A person sells a horse at 12.5% loss. If he sells for Rs.92.5more, he will have a profit of 6%. What is the CP?

  1. Rs.5000

  2. Rs.2500

  3. Rs.500

  4. Rs.250

Answer: 1

Three taps take 15, 20 and 25 min respectively to fill the tank. Together they will take how much time to fill the tank.

  1. 1min

  2. 20min

  3. 10min

  4. 11min

Answer: 3

There are four boys & three girls sitting in a row. Then what is the probability that all boys get an alternate place

  1. 1/35

  2. 1/12

  3. 1/5

  4. 1/4

Answer: 1