Recent questions tagged difficult

How many years have 29 days in February from 2001 to 2100.

asked Dec 8, 2014 by pady_1

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At what angle the hands of a clock are inclined at 15 minutes past 5?

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Find the angle between the hour and the minute hand of a clock when the time is 3.25.

asked Dec 8, 2014 by pady_1

1 answer

At what time, in minutes, between 3 o'clock and 4 o'clock, both the needles will coincide each other?

asked Dec 8, 2014 by pady_1

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Rakesh's Mathematics test had 75 problems, 10 arithmetic, 30 algebra, 35 geometry problems. Although he answered 70% of arithmetic, 40% of arithmetic and 60% of geometry problems correctly, still he got less than 60% problems right. How many more questions he would have to answer more to get passed ?

asked Dec 8, 2014 by pady_1

1 answer

In expressing a length of 61.472 km as nearly as possible with the three significant digits, find the percentage error ?

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The least whole number which when subtracted from both the terms of the ratio 6 : 7 to give a ratio less than 16 : 21, is

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Complete the series 4, 196, 16, 144, 36, 100, ?

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1 answer

What are the next two number in the sequence? 8, 9, 14, 16, 23, .

asked Dec 8, 2014 by pady_1

1 answer

6 120 12 108 24 ? 48 84

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1 answer

3, 8, 15, 24, 35, 48, 63, 80, —

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1 answer

27, 25, 25, 22, 23, 19, 21, 16, 19, —

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1 answer

4, 7, 3, 6, 2, 5, ?

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1 answer

Two persons A and B get the same salary. Their basic pays are different. Their allowances are 65% and 80% of their basic pays respectively. What is the ratio of their basic pays ?

asked Dec 8, 2014 by pady_1

1 answer

A man’s investment doubles in every 5 years. If he invested Rs. 5,000 in each of the years 1990, 1995, 2000 and 2005, then what was the total amount received by him in 2010 ?

asked Dec 8, 2014 by pady_1

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Every time a man hits the target he gets one rupee and every time he misses the target he has to pay the rupee. He is allowed to try 100 times and gets an amount of Rs. 30. How many times did he hit the target?

asked Dec 8, 2014 by pady_1

2 answers

A coin is placed on a plain paper. How many coins of the same size can be placed around it so that each of the coins touches its adjacent ones ?

asked Dec 8, 2014 by pady_1

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If the Republic Day of India in 1980 falls on Saturday, X was born on March 3, 1980 and Y is older to X by four days, then Y’s birthday fell on

asked Dec 8, 2014 by pady_1

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Which of the following is the shortest route for travelling from A to B in the figure given above ?

asked Dec 8, 2014 by pady_1

1 answer

What is the area of the shaded triangle?

asked Dec 8, 2014 by pady_1

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there are two squares ABCD and PQRS each having side length of 2a. P is the centre of the square ABCD. If the point P is fixed and the square PQRS can be moved freely about it, which of the following statements is appropriate ?

asked Dec 8, 2014 by pady_1

1 answer

The most busy junction as shown in the previous diagram is

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X and Y are two places connected by road as shown. Without touching a point twice, the number of bus routes possible from X to Y are

asked Dec 8, 2014 by pady_1

1 answer

A cube with all the sides painted was divided into small cubes of equal measurement. The side of a small cube is exactly one fourth as that of the big cube. Therefore, the number of small cubes with only one side painted is

asked Dec 8, 2014 by pady_1

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In an examination, a studnet was asked to find 3/14 of a certain number. By mistake, he found 3/4 of it. His answer was 150 more than the correct answer. Find the given number.

asked Dec 8, 2014 by pady_1

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A and B are two taps which can fill a tank individually in 10 minutes and 20 minutes respectively. However, there is a leakage at the bottom which can empty a filled tank in 40 minutes. If the tank is empty initially, how much time will both the taps take to fill the tank (leakage is still there) ?

asked Dec 8, 2014 by pady_1

1 answer

A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be the percentage profit?

asked Dec 8, 2014 by pady_1

1 answer

The sum of the digits of a two digit number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number?

asked Dec 8, 2014 by pady_1

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What is the sum of two consecutive even numbers, the difference of whose squares is 84?

asked Dec 8, 2014 by pady_1

2 answers

Two trains of equal lengths take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time will they cross each other travelling in opposite direction?

asked Dec 8, 2014 by pady_1

1 answer

A candidate appearing for an examination has to secure 40% marks to pass paper I. But he secured only 40 marks and failed by 20 marks. What is the maximum mark for paper I?

asked Dec 8, 2014 by pady_1

1 answer

At what rate of simple interest per annum an amount will be doubled in 10 years?

asked Dec 8, 2014 by pady_1

1 answer

Water is filled in a cylindrical vessel in such a way that its volume doubles after every five minutes. If it takes 30 minutes for the vessel to be full, then the vessel will be one fourth full in

asked Dec 8, 2014 by pady_1

1 answer

In a school of 1100 students of class 5 to 8 , 250 students passed in Class 5 and 320 passed in Class 6 , 150 students Passed in class 7 and the rest of the student failed. How many students failed ?

asked Dec 8, 2014 by pady_1

1 answer

13, 57, 911, 1315, 1719, ?

asked Dec 8, 2014 by pady_1

0 answers

Continue the series

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Continue the series

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Continue the series

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Continue the series

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Continue the series

asked Dec 8, 2014 by pady_1

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If NEW YORK can be encrypted as PGYAQTM, how can you code the word CHARLOTTE?

asked Dec 8, 2014 by pady_1

1 answer

If in a certain code language BOSTON can be written as SNSNSN, then how would you write CALIFORNIA in the same code language?

asked Dec 8, 2014 by pady_1

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21, 9, 21, 11, 21, 13, 21, ...

asked Dec 8, 2014 by pady_1

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22, 21, 23, 22, 24, 23, ...

asked Dec 8, 2014 by pady_1

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Complete the series: 2, 1, (1/2), (1/4), ...

asked Dec 8, 2014 by pady_1

1 answer

A family consists of six members P, Q, R, S, T and U. There are two married couples. Q is a doctor and the father of T. U is grandfather of R and is a contractor. S is grandmother of T and is a housewife. There is one doctor, one contractor, one nurse, one housewife and two students in the family. What is the profession of P ?

asked Dec 8, 2014 by pady_1

1 answer

A, B, C, D, E and F are members of a club. There are two married couples in the goup. A is the brother of D's Husband. C is the president of Women's Association. F is a Sitar Player, and Bachelor. B's wife is not a member of the Club. Four of them belong to the same family. B and F are colleagues in the club. How is F related to B?

asked Dec 8, 2014 by pady_1

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A is the brother of B and K, D is the mother of B and E is the father of A. Which of the following statement is not definitely true?

asked Dec 8, 2014 by pady_1

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Which word does NOT belong with the others?

asked Dec 8, 2014 by pady_1

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Reptile is to lizard as flower is to

asked Dec 8, 2014 by pady_1

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