Mathematics Quiz 4

In finding the HCF of two numbers, the last divisor was 41 and the successive quotients, starting from the first, where 2, 4 and 2. The numbers are______?

Three numbers are in the ratio 3:4:5 and their L.C.M is 2400. Their H.C.F is:

A and B walk around a circular track. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. If they start at 8 a.m. from the same point in opposite directions, how many times shall they cross each other before 9.30 a.m.?

A group consists of 4 men, 6 women and 5 children. In how many ways can 3 men, 2 women and 3 children selected from the given group?

By selling an article at Rs.800, a shopkeeper makes a profit of 25%. At what price should he sell the article so as to make a loss of 25%?

The least number of four digits which is divisible by 15, 25, 40 and 75 is_________?

A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full the leak will empty it in.

If two positive numbers are in the ratio 1/8 : 1/5, then by what percent is the second number more than the first?

Arslan and Bilal have some marbles with them. Arslan told Bilal ?if you give me ?x? marbles, both of us will have equal number of marbles?. Bilal then told Arslan ?if you give me twice as many marbles, I will have 30 more marbles than you would?. Find ?x??

A Quadrillion has _________ zeros?

If x % of 80 = 20% of y, then x = ? and y = ?

605 sweets were distributed equally among children in such a way that the number of sweets received by each child is 20 % of the total number of children. How many sweets did each child receive?

What is the volume of a cube (in cubic cm) whose diagonal measures 4?3 cm ?

Find the least number of complete years in which a sum of money put out at 25% compound interest will be more than double of itself?

A man takes 5 hours 45 min in walking to a certain place and riding back. He would have gained 2 hours by riding both ways. The time he would take to walk both ways is_________?

If the circumference of a circle is 352 meters then its area in Sq.m is:________?

In digging a pond 20 m * 10 m * 5 m the volumes of the soil extracted will be_________?

The tank full of petrol in Haroon?s motorcycle lasts for 10 days, if he starts using 25% more every day for how many days will the tank full of petrol last?

A trader sells 85 meters of cloth for Rs. 8925 at the profit of Rs. 15 per metre of cloth. What is the cost price of one metre of cloth?

If the cost price of 50 articles is equal to the selling price of 40 articles, then the gain or loss percent is?

A bag contains equal number of Rs.5, Rs.2 and Re.1 coins. If the total amount in the bag is Rs.1152, find the number of coins of each kind?

A reduction of 20% in the price of salt enables a lady to obtain 10 kgs more for Rs.100, find the original price per kg?

A batsman makes a score of 64 runs in the 16th innings and thus increased his average by 3. Find his average after the 16th inning?

A salesman?s terms were changed from a flat commission of 5% on all his sales to a fixed salary of Rs.1000 plus 2.5% commission on all sales exceeding Rs. 4,000. If his remuneration as per new scheme was Rs. 600 more than that by the previous schema, his sales were worth?

A starts business with a capital of Rs.1200 B and C join with some investments after 3 and 6 months respectively. If the end of a year, the profit is divided in the ratio 2:3:5 respectively. What is B?s investment in the business?

The length of a rectangular plot is twice its breadth. If the area of the rectangular plot is 6075 sq.meters .what is its length?

A can lay a railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in_________?

If population of certain city increases at the rate of 5%. If population in 1981 was 138915, then population in 1978 was__________?

There are some rabbits and peacocks in a zoo. The total number of their heads is 60 and total number of their legs is 192. Find the number of total rabbits?

Anees and Raees started a business investing Rs. 22,500 and Rs. 35,000 respectively. Out of a total profit of Rs. 13,800, Raees?s share is:________?

In two successive years, 100 and 75 students of a school appeared at the final examination. Respectively 75 % and 60 % of them passed. The average rate of pass is:_________?

What profit percent is made by selling an article at a certain price, if by selling at 2/3rd of that price, there would be a loss of 20%?

A letter lock consists of three rings each marked with six different letters. The number of distinct unsuccessful attempts to open the lock is at the most__________?

The difference between simple and compound interest (compounded-annually) on a sum of money for 2 years at 10% per annum is Rs 65. The sum is_________?

A group consists of 4 men, 6 women and 5 children. In how many ways can 2 men , 3 women and 1 child selected from the given group?

In a survey it was found that 80% of those surveyed owned a car while 60% of those surveyed owned a mobile phone, if 55% owned both a car and a Mobile phone, What percent of those surveyed owned a car or a mobile phone or both?

A person bought an article and sold it at a loss of 10 % if he had bought it for 20 % less and sold it for Rs. 55 more he would have had a profit of 40 %. The C.P of the article is:

If the price of petral is increased by 20% by what percentage should the consumption be decreased by the consumer if the expenditure on petrel remains unchanged?

The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is_________?

The cross-section of a cannel is a trapezium in shape. If the cannel is 10 m wide at the top and 6 m wide at the bottom and the area of cross-section is 640 sq m, the depth of cannel is_________?

The product of two numbers is 2028 and their H.C.F is 13. The number of such pairs is__________?

There would be 10% loss if a toy is said at Rs. 10.80 per piece. At what price should it be sold to earn a profit of 20%?

A man buys Rs. 20 shares paying 9% dividend. The man wants to have an interest of 12% on his money. The market value of each share is:_________?

The average of 11 results is 50, if the average of first six results is 49 and that of the last six is 52. Find the sixth result?

The edges of a cuboid are in the ratio 1 : 2 : 3 and its sunface area is 88 cm2. The volume of the cuboid is :_________?

The average of 18 observations was calculated and it was 124. Later on it was discovered that two observations 46 and 82 were incorrect. The correct values are 64 and 28. The correct average of 18 observations is___________?

The salary of a typist was at first raised by 10% and then the same was reduced by 5%. If he presently draws Rs.1045.What was his original salary?

A alone can finish a work in 10 days and B alone can do it in 15 days. If they work together and finish, then out of a total wages of Rs.75. A will get:___________?

If a number is chosen at random from the set {1, 2, 3, ?., 100}, then the probability that the chosen number is a perfect cube is___________?

In a fort the food was sufficient for two months. After half a month