Mathematics Quiz 8

6 ? [5/6 + {3 7/8 ? 2 1/3 + 1 7/9}] = _____________?

A man can row downstream at 18 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively?

The average of two numbers is XY.If one number is equal to X ,the other number is equal to_________?

A man can row 7 ? kms on hour in still water and he finds that it takes hi twice as long to row down the river. The rate of stream is

[(523 + 27) * (187 ? 35) / (424 + 16)] / [110/22 of (2 * 38)] = ______?

In a ship the provisions are sufficient for 800 men for 50 days. How long will these be sufficient for if there would have been 200 more men?

he perimeter of a circle and a square field are equal. What is the diameter of the circle field if the area of the square field is 484 sq.m?

To produce an annual income of Rs. 1200 from a 12% stock at 90, the amount of stock needed is:_________?

Least perfect square number, exactly divisible by 21, 36 and 56 is_________?

The average of 35 numbers is 25. If each number is multiplied by 5, find the new average?

In how many ways can three consonants and two vowels be selected from the letters of the word ?TRIANGLE??

Find the one which does not belong to that group ?

A man swims downstream 30 km and upstream 18 km taking 3 hours each time, what is the speed of the man in still water?

The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is_________?

Sarfaraz obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks?

P and Q can complete a work in 20 days and 12 days respectively. P alone started the work and Q joined him after 4 days till the completion of the work. How long did the work last?

One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill tank in 36 min, then the slower pipe alone will be able to fill the tank in?

A merchant sold his goods for Rs. 75 at a profit percent equal to C.P. The C.P was:________?

Rayan crosses a 400m bridge in 3 minutes. What is speed?

Find the ratio of the curved surfaces of two cylinders of same heights if their radii are in the ratio 1:2.

The cost price of an article is 64% of the marked price. Calculate the gain percent after allowing a discount of 12%?

The cost price of an article which on being sold at a gain of 12 % yields Rs. 6 more than when it is sold at a loss of 12 % is:

What are the number of ways to select 3 men and 2 women such that one man and one woman are always selected?

A group of people has provisions for 29 days for 24 men. If after 4 days 1/6 of them desert then food will last for?

Find the H.C.F of 204, 1190 and 1445?

8 2/3 + 6 4/5 = _____?

Oranges are bought at 11 for a rupee and an equal number more at 9 a rupee. If these are sold at 10 for a rupee, find the loss or gain percent?

The difference between simple and compound interest on Rs. 1200 for one year at 10% per annum reckoned half-yearly is________?

Water flows a tank 200 x 150m through a rectangular pipe 1.5 x 1.25m at the rate at 20kmph. In what time will be water rises by 2 meters?

If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:________?

Find the greatest number which is such that when 697, 909 and 1227 are divided by it, the remainders are all the same?

A man spend Rs. 3300. This was 75% of his monthly income. His monthly income is__________?

The current of a stream at 1 kmph. A motor boat goes 35 km upstream and back to the starting point in 12 hours. The speed of the motor boat in still water is_________?

What is the least number which when divided by 8, 12, 18 and 24 leaves the remainders 4, 8, 14 and 20 respectively?

A alone can finish a work in X days. B alone can finish the same work in X+5 days. Together, they take 6 days to complete the work. Find X

A man donated 5 % of his income to a charitable organization and deposited 20 % of the remainder in a bank. If he now has Rs. 1919 left, what is his income?

Which of the following has most number of divisors?

An engineering student has to secure 36% marks to pass. He gets 130 marks and fails by 14 marks. The maximum No. of marks obtained by him is_________?

A Man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance travelled on foot?

Rayyan purchased a refrigerator and a mobile phone for Rs. 15000 and Rs. 8000 respectively. He sold the refrigerator at a loss of 4 percent and the mobile phone at a profit of 10 percent. Overall he make a________?

If each side of a square is increased by 50% the ratio of the area of the resulting square to the area of the given square is__________?

The area of a sector of a circle of radius 5 cm formed by an arc of length 3.5 cm is__________?

Out of 100 students, 50 failed in English and 30 in Mathematics. If 12 students fail in both English and Mathematics. Then the number of students who passed in both the subjects is__________?

Two pipes can fill a tank in 10 hrs. and 12 hrs. respectively while a third pipe empties the full tank in 20 hrs. If all the three pipes operate together , in how much time the tank will be filled ?

A trader bought a car at 20% discount on its original price. He sold it at a 40% increase on the price he bought it. What percent of profit did he make on the original price?

What is the present worth of Rs. 132 due in 2 years at 5% simple interest per annum ?

LCM of 18 and 27 is_________?

25% of 30% of 45% is equal to__________?

64 is what percent of 80?

The population of a town increases 4 % annually but is decreased by emigration annually to the extent of (1/2) %. What will be the increase percent in three years?