Rounding - practice problems - page 3 of 24
Number of problems found: 462
- Geometric series
How many terms of the geometric series 8+4+2+1+0.5+... must be taken for the sum to get within 10 to the power minus 4 of its sum to infinity? - The cost 12
The cost of a 12-ounce bag of cashews is $5.86. To the nearest penny, what is the cost per ounce for the cashews? - Pencils 5
Mary can get pencils at an office supply store for 23.15 each. How many can she buy for 1 904.40 pesos? - The jeep
The jeep driver filled his tank with 12 3/4 liters of gasoline. If he uses 1 1/3 liters for each round trip, how many round trips can he make before re-filling?
- Patsy
Patsy makes pillows. She needs 232 inches of trim for the edging. Trim costs $5.50 for a 3-yard spool or $1.10 per foot. What is the least amount Patsy can spend to get the trim she needs? Explain your reasoning. - A RIBBON
A RIBBON 27 1/3 m long is cut into equal pieces measuring 2 3/4 m each. Find the number of pieces of ribbon cut. - 3 sigma
Students' performance scores in a statistic test have a mean of 70 and a standard deviation of 4.0. The scores obtained can be modeled by a normal distribution. Find the probability that the score of a randomly selected student is i. more than 80 marks ii - Smoothies
Kristin is making strawberry smoothies. She has 5 cups of yogurt; it takes 3/4 of a cup to make one smoothie. How many smoothies can she make? Write a number sentence that describes this situation. Then, draw a model to demonstrate your understanding. - Jodi is
Jodi is cutting out pieces of paper that measure 8 1/2 inches by 11 inches from a larger sheet of paper that has an area of 1,000 square inches. What is the area of each piece of paper that Jodi is cutting out?
- Whole part
35/16 = 2.1875. What is the whole number of this decimal? - A decimal
A decimal rounded to 2 decimal places is 5.32. This decimal has 3 decimal places. What is the greatest possible decimal? - Passenger 18
Passenger and freight trains are operated between stations I and II, where the distance between stations is 16 km. The speed of the passenger trains is 100km/h, and the speed of the freight trains is 60km/h for a single-line railway track. The waiting tim - Horizontal 83362
The observer sees the plane at an elevation angle of 35° (angle from the horizontal plane). At that moment, the plane reported an altitude of 4 km. How far from the observer is the place over which the aircraft flies? They circled for hundreds of meters. - Lollipops 83262
Mom bought 6 lollipops for €17. If the cashier rounded up the purchase price to whole euros, what was the least one lollipop could cost?
- Rounded 83047
Mrs. Smith bought 3.15 m of fabric 140 cm wide for a dress. How many meters of cloth will she need for the same 90 cm wide fabric dress? The result is rounded to whole meters. - Morning 82968
The new truck makes one trip with sand in 18 minutes, and the older truck takes one-third as long to make one trip. Both will leave at the same time in the morning. How long will it take for them to meet again, and how many times will they meet in an eigh - Determine 82733
Tomáš collects NHL cards. Find out that he will never have any cards left if he divides them into groups of three, four, five, or six. Determine how many hockey cards Tomáš has; if their number is three-digit and starts with the number 2, - A raft
I want to build a raft, and I have beams with a square section with side a=20cm and length l=2m, wood density 670 kg/m³. I will connect 10 beams - what is the volume of the raft and its weight? How deep will a raft sink in water (water density 1000kg/m³)? - Dimensions 82604
1 kg of cubed sugar consists of 840 cubes with an edge of 1.1 cm. Determine the sugar's density and the box's dimensions if the cubes are lined up in seven rows of nine cubes each. How many square meters of cardboard are needed to make 3000 boxes?
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