Maths PYQ — Page 15

Between 6 p.m. and 7 p.m. the minute hand of a clock will be ahead of the hour hand by 3 minutes at

There are 5 tasks and 5 persons. Task – 1 cannot be assigned to either person-1 or person-2. Task-2 must be assigned to either person-3 or person-4. Every person is to be assigned one task. In how many ways can the assignment be done?

In a society it is customary for friends of the same sex to hug and for friends met in a party and there were 24 handshakes. Which one among the following numbers indicates the possible number of hugs?

If ABC × DEED = ABCABC; where A, B, C, D and E are different digits. What are the values of D and E?

A selection is to be made for one post of Principal and two posts of Vice-Principal. Amongst the six candidates called for the interview, only two are eligible for the. post of Principal while they all are eligible for the post of Vice Principal. The number of possible combinations of selectees is

In a town, 45% population read magazine A, 55% read magazine B, 40% read magazine C, 30% read magazines A and B, 15% read magazines B and C, 25% read magazines A and C; and 10% read all the three magazines. What percentages do not read any magazine?

Out of 130 students appearing in an examination, 62 failed in English, 52 failed in Mathematics, whereas 24 failed in both English and Mathematics. The number of students who passed finally is

In a 500 metres race, B starts 45 metres ahead of A, but A wins the race while B is still 35 metres behind. What is the ratio of the speeds of A to B assuming that both start at the same time?

In a parking area, the total number of wheels of all the cars (four-wheelers) and scooters/motorbikes (two wheelers) is 100 more than twice the number of parked vehicles. The number of cars parked is

A students has to put for 2 subjects out of 5 subjects for a course, namely, Commerce, Economics, Statistics, Mathematics I and Mathematics II. Mathematics II can be offered only if Mathematics I is also opted. The number of different combination of two subjects which can be opted is

An automobiles owner reduced his monthly petrol consumption when the prices went up. The price-consumption relationship is as follows: Price (in Rs per liter) | 40 | 50 | 60 | 75 Monthly consumption (in liter) | 60 | 48 | 40 | 32 If the price goes up to Rs 80 per litre, his expected consumption (in litres) will be:

In a test, a candidate attempted only 8 questions and secured 50% marks in each of the questions. If he obtained a total of 40% in the test and all question in the test carried equal marks, how many questions were there in the test?

Two equal glasses of same type are respectively 1/3 and ¼ full of milk. They are then filled up with water and the contents are mixed in a pot. What is the ratio of milk and water in the pot?

A father is nine times as old as his son and the mother is eight times as old as the son. The sum of the father’s and the mother’s age is 51 years. What is the age of the son?

A cow costs more than 4 goats but less than 5 goats. If a goat costs between ₹ 600 and ₹ 800, which of the following is a most valid conclusion?

A person ordered 5 pairs of black socks and some pairs of brown socks. The price of a black pair was thrice that of a brown pair. While preparing the bill, the bill clerk interchanged the number of black and brown pair by mistake which increased the bill by 100%. What was the number of pairs of brown socks in the original order?

[Image: Question Image] Year-wise variation of the price of a certain commodity is shown in the following graph: The price of the commodity in the year 1990

The proportion of expenditure on various items by two families A and B are represented in the following Bar Charts: [Image: image] From these charts, we can conclude that

In a box of marbles, there are three less white marbles than the red ones and five more white marbles than the green ones. If there are a total of 10 white marbles, how many marbles are there in the box?

Two pipes A and B can independently fill a tank completely in 20 and 30 minutes respectively. If both the pipes are opened simultaneously, how much time will they take to fill the tank completely?

Two cities A and B are 360km apart. A car goes from A to B with a speed of 40 km/hr and returns to A with a speed of 60 km/hr. What is the average speed of the car?

Candidates in a competitive examination consisted of 60% men and 40% women. 70% men and 75% women cleared the qualifying test and entered the final test where 80% men and 70% women were successful. Which of the following statements is correct?

A straight line segment is 36 cm long. Points are to be marked on the line from both the end points. From each end, the first point is at a distance of 1cm from the end, the second point is at a distance of 2 cm from the first point and the third point is at a distance of 3 cm from the second point and soon. If the points on the ends are not counted and the common points are counted as one, what is the number of points?

Two cars start towards each other; from two places A and B which are at a distance of 160 km. They start at the same time 08 :10 AM. If the speeds of the cars are 50km and 30 km per hour respectively, they will meet each other at