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Recent questions and answers in Everyday Mathematics

Questions >> Olympiad-Math >> Class 7 >> Everyday Mathematics

In a parking lot, 1 out of every 8 cars is blue. What percent of the cars in this lot are blue?

answered Aug 23, 2022 by saikiapoorbangana

1 answer

The total length of all songs on a CD, Anshuman bought is about 74 minutes. Each song is between 4 to 6 minutes long. Which is a reasonable number of songs that could be on the CD ?

answered Jun 18, 2020 by muhammedishaq683

1 answer

The average of three numbers is 9m + 8. Two of the three numbers are 2m + 3 and 4m + 5. Express the third number in terms of m in the simplest form.

answered Apr 26, 2020 by arjun.prakash.gupta

1 answer

When a number is divided by 13, the remainder is 11. When the same number is divided by 17, then remainder is 9. What is the number ?

answered Aug 7, 2019 by gabushah009

1 answer

The sum of how many terms of the series 6 + 12 + 18 + 24 + ... is 1800 ?

answered Jul 3, 2019 by priyasai017

1 answer

If 7 spiders make 7 webs in 7 days, then how many days are needed for 1 spider to make 1 web?

answered Jun 5, 2019 by 4ehfj6

1 answer

36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

answered Jun 5, 2019 by 4ehfj6

1 answer

What percent of a day is 6 hours?

answered Jun 5, 2019 by 4ehfj6

1 answer

Which of the following is a prime number ?

answered Jun 5, 2019 by 4ehfj6

1 answer

What is the largest 4 digit number exactly divisible by 88?

answered Jun 5, 2019 by 4ehfj6

1 answer

What is the smallest prime number?

answered Jun 5, 2019 by 4ehfj6

1 answer

Alfred buys an old scooter for Rs. 4700 and spends Rs. 800 on its repairs. If he sells the scooter for Rs. 5800, his gain percent is:

answered Feb 5, 2019 by konwarpapu33

1 answer

21 goats eat as much as 15 cows. How many goats each as much as 35 cows?

answered Nov 16, 2018 by kharadetejas29

1 answer

What will be the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years?

answered Aug 31, 2018 by zamiruddin2018

1 answer

A number was divided successively in order by 4, 5 and 6. The remainders were respectively 2, 3 and 4. The number is:

answered Jan 3, 2018 by kiru24121996

1 answer

A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. The maximum marks are

answered Sep 9, 2017 by sajjadahmed12091

1 answer

The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is:

answered Jul 20, 2017 by dr.aribafatima

1 answer

There are 338 cows and goats on a farm. 2/3 of the cows are equal to 1/5 of the goats on the farm. How many cows are there on the farm ?

answered May 24, 2017 by jananipreethi662

1 answer

A fruit seller had some oranges. He sells 40% oranges and still has 420 oranges. How many oranges he had originally?

answered Aug 26, 2016 by sharmaaparna1

1 answer

A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of his son is:

answered Aug 26, 2016 by sharmaaparna1

1 answer

How many of the following numbers are divisible by 132 ? 264, 396, 462, 792, 968, 2178, 5184, 6336

asked Oct 14, 2015 by pady_1

0 answers

What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?

asked Oct 14, 2015 by pady_1

0 answers

Two numbers A and B are such that the sum of 5\% of A and 4\% of B is two-third of the sum of 6\% of A and 8\% of B. Find the ratio of A : B.

asked Oct 14, 2015 by pady_1

0 answers

If 20\% of a = b, then b\% of 20 is the same as:

asked Oct 14, 2015 by pady_1

0 answers

If a quarter kg of potato costs 60 paise, how many paise does 200 gm cost?

asked Oct 14, 2015 by pady_1

0 answers

If the cost of x metres of wire is d rupees, then what is the cost of y metres of wire at the same rate?

asked Oct 14, 2015 by pady_1

0 answers

The average of five numbers id 27. If one number is excluded, the average becomes 25. What is the excluded number?

asked Oct 14, 2015 by pady_1

0 answers

The average age of boys in a class is 16 years and that of the girls is 15 years. What is the average age for the whole class?

asked Oct 14, 2015 by pady_1

0 answers

A batsman makes a score of 87 runs in the 17th inning and thus increases his averages by 3. What is his average after 17th inning?

asked Oct 14, 2015 by pady_1

0 answers

The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, what is the weight of B?

asked Oct 14, 2015 by pady_1

0 answers

A library has an average of 510 visitors on Sundays and 240 on other days. What is the average number of visitors per day in a month of 30 days beginning with a Sunday?

asked Oct 14, 2015 by pady_1

0 answers

The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.

asked Oct 14, 2015 by pady_1

0 answers

The average of 20 numbers is zero. Of them, How many of them may be greater than zero , at the most?

asked Oct 14, 2015 by pady_1

0 answers

In the first 10 overs of a cricket game, the run rate was only 3.2. What should be the run rate in the remaining 40 overs to reach the target of 282 runs?

asked Oct 14, 2015 by pady_1

0 answers

A train 110 metres long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?

asked Oct 14, 2015 by pady_1

0 answers

A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train?

asked Oct 14, 2015 by pady_1

0 answers

A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?

asked Oct 14, 2015 by pady_1

0 answers

David gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Albert gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross ?

asked Oct 14, 2015 by pady_1

0 answers

A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be:

asked Oct 14, 2015 by pady_1

0 answers

In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for ?

asked Oct 14, 2015 by pady_1

0 answers

To fill a tank, 25 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to two-fifth of its present ?

asked Oct 14, 2015 by pady_1

0 answers

One-third of Rahul's savings in National Savings Certificate is equal to one-half of his savings in Public Provident Fund. If he has Rs. 1,50,000 as total savings, how much has he saved in Public Provident Fund ?

asked Oct 14, 2015 by pady_1

0 answers

A fires 5 shots to B's 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, A has killed:

asked Oct 14, 2015 by pady_1

0 answers

The price of 2 sarees and 4 shirts is Rs. 1600. With the same money one can buy 1 saree and 6 shirts. If one wants to buy 12 shirts, how much shall he have to pay ?

asked Oct 14, 2015 by pady_1

0 answers

There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:

asked Oct 14, 2015 by pady_1

0 answers

Which of the following is not a leap year?

asked Oct 14, 2015 by pady_1

0 answers

It was Sunday on Jan 1, 2006. What was the day of the week Jan 1, 2010?

asked Oct 14, 2015 by pady_1

0 answers

If 6th March, 2005 is Monday, what was the day of the week on 6th March, 2004?

asked Oct 14, 2015 by pady_1

0 answers

Which of the following numbers is divisible by each one of 3, 7, 9 and 11 ?

asked Oct 14, 2015 by pady_1

0 answers

If the number 653 xy is divisible by 90, then (x + y) = ?

asked Oct 14, 2015 by pady_1

0 answers

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