Grade - practice problems - page 7 of 912
Number of problems found: 18228
- A hemispherical
A hemispherical bowl has a radius of 3.5 cm. What would be the volume of water it would contain? - Rhombus tiles
The floor of a building consists of 3000 rhombus-shaped tiles, and each of its diagonals is 45 cm and 30 cm in length. Find the cost of polishing the floor at the rate of $4 per square meter. - Simple interest
At what time will the sum be doubled at 5% per annum at simple interest? - A shopkeeper 7
A shopkeeper bought 80 cricket bats for 2.55 euros each. He sells 20 of them at a 5% gain. What must be the gain percentage of the remaining bats to get a 10% gain overall?
- An article An article is sold at 20% profit. If it were sold at a 25% profit, then he could get USD 35 more. Then, find the article's cost price.
- Twice a number
If 73 is one more than twice a number, what is 50% of the number? - Twins 2
The average age of a man and his two twin sons is 30 years. The ratio of the ages of father and one son is 5 : 2, what is the father's age? - Bags of clothes
Nathan and John are collecting clothes for a clothing drive. John collected 1/10 as many clothes as Nathan did. If Nathan collected 1/3 of a bag of clothes, how many bags of clothes did John collect? - At present
At present, Ram is eight years younger than Susan, and Hari is two years younger. If the respective ratio between the present age of Ram and that of Hari is 3: 4, then what is Hari's present age?
- LCM and HCF 3 LCM of two integers is 1237. What is their HCF?
- Compound continuously
Find the balance in the account after 10 years. P= $1900; r= 6% Compound continuously. - Incircle to circumcircle
Find the ratio of the areas of the incircle and the circumcircle of a square. - A cube 4
A cube of edge 5 cm is cut into cubes, each of edge 1 cm. Find the ratio of the total surface area of one of the small cubes to that of the large cube. - Sum of squares
If the first number is 80% of the second number and 4 times the sum of their squares is 656, find the numbers.
- Food - rice
A man spent 1/3 of his salary on food. 1/4 of what he spent on food was on rice. What fraction of his salary did he spend on rice? - Winter clothing drive
Grace's class collected 10 pounds of clothing for the winter clothing drive. Lucia's class collected 1 1/2 times as much clothing as Grace's class. How many pounds of clothing did Lucia's class collect? Write your answer as a fraction or as a whole or mix - Avg speed 2
A car covers four successive 3 km stretches at 10 kmph, 20 kmph, 30 kmph, and 60 kmph, respectively. What is the average speed over this distance? - Two men 2
Two men are on opposite sides of a tower. They measure the angles of elevation of the top of the tower as 30° and 45°, respectively. If the height of the tower is 50 m, find the distance between the two men. - Two trains 14
Two trains running in the same direction at 40kmph and 22kmph completely pass one another in 1 minute. If the length of the first train is 125m, find the length of the 2nd train.
The value of the property decreases every year at the rate of 5%. If its present value is 411540 USD, what was its value three years ago?Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
