Rounding - practice problems - page 8 of 29
Number of problems found: 574
- Adeline
Adeline helped her mother make 7/9 liters of lemonade to treat their guests. She poured the lemonade into cups. Each cup had a capacity of 1/6 liters. She filled some cups entirely except for 1 cup. How much was lemonade in the cup that was not filled? - MP3 player
Mary plans to buy a new MP3 player for 90 USD. And every month, the amount he saved in the previous month doubles. If she saves 3 USD in the first month, how many months will Mary save enough to buy an MP3 player? - Lift box capacity
The lift has a load capacity of 250 kg. How many 15-kilogram boxes can a person weighing 80 kg maximally take? - Triangle area grid
Each square of the net has an area of 25 mm². Calculate the area of the DEF triangle in cm². Express the result as a decimal number to three decimal places. - Circumference - circles
Circle K has a radius of 130 mm, and circle L has a diameter of 50 mm. By how many millimeters is the circumference of circle K greater than the circumference of circle L? Round the result to a whole number. Use the value π= 3.14 in the calculations. - Delivery scrap percentage
In the first delivery of 120 parts, there was 5% waste. In the second delivery in which, 10% of the 80 were scrapped. How much scrap was brought in with the first and second deliveries combined? What % of scrap was there in both deliveries of parts, out o - Library book increase
The number of books in the city library increased by 0.2% in 2008 and 0.6% in 2009. At the same time, the total number of books remained less than 300,000. How many books were added to the city library in 2009? - Number rounding difference
By rounding the number X = 47,546 to thousands, we get the number of hundreds and the number Y. Calculate X-Y. - Bennett
Bennett has 2 L of apple juice. Each glass holds 3/5 L. How many glasses can he fill? - Hexagon floor parquet
The floor in the game tower has the shape of a regular hexagon with a side length of 5 m. How many pieces of parquet must be ordered to cover it if 25 pieces are needed for 1 square meter, and we must add a reserve of 10%? - Retirement saving
Deryl wishes to save money to provide for his retirement. Beginning one year from now, he will begin depositing the same fixed amount each year for the next 30 years into a retirement savings account. Starting one year after making his last deposit, he wi - Dave has
Dave has 150 kites. He sold 1/2 of them on Monday and 1/3 of the remaining on Tuesday. How many kites were not sold? What is asked in the problem? A. The number of sold kites B. The number of unsold kites - The crane
The construction crane has a 20 m long arm. What construction area in ares can it handle from this crane if it rotates around its axis? - Height estimation men
What is the smallest number of men we would have to choose to estimate the mean height of men with an accuracy of +, - 0.5 cm, and 95% confidence, assuming a standard deviation of 8 cm? - Trapezoid floor slats
The room has a trapezoidal floor plan; we need to polish it. The parallel sides in a trapezoid are 4,800 mm and 4,400 mm long, and the oblique sides are 4,600 mm and 5,100 mm long. There are two 900 mm wide doors in the room. One strip measures 250 cm and - Figure set probability
The set contains 12 different figures. How many unidentified individual figures do I have to buy to have precisely two complete sets with a 90% probability after unpacking them? - Hydrogen air weight
One liter of air weighs 1,299 g, and one liter of hydrogen 0.089 8 g. How many times is hydrogen lighter? Round the result to units. - Market open
A certain market opens for sales every 7th day of the week. If it opened last on a Friday, what day of the week will the market be opened again after nine months? (Hint: a month is 30 days) - Round
Write five numbers from which the number 2400 was created after rounding to hundreds. - Joseph tooth loss
Joseph has five teeth. He'll lose half a tooth in 3 days. How many teeth did he lose in 5.3 days?
Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
