Rounding - practice problems - page 8 of 25
Number of problems found: 493
- Sqrt between ints
Which two consecutive integers does the square root lie in? * √45 √23 √71 √7 √86
- Regular octagon pad
You need to make a pad in the shape of a regular octagon with a side length of 4 cm. What is the minimum diameter of the circle-shaped semi-finished product from which we make the pad, and what will be the percentage of waste? (Round the results to 1 deci
- Jimmy
Jimmy earns an average of PHP 140.50 per hour in offering a Math tutor. At least how many hours does he need to work to earn Php 1,100.00?
- Estimate
Estimate the answer by rounding each fraction to the nearest whole number and then subtracting. 9/15 - 2 7/8
- The tire
The tire of a car has a radius of 10.5 inches. How many revolutions does the tire need to make for the car to travel 13,200 inches? Round to the nearest whole revolution.
- Semicircle
The ornament consists of one square and four dark semicircles. The area of the square is 4 cm². Find the area of one dark semicircle and round the result to hundreds.
- A diesel car
A diesel car costs $2599 more than an unleaded petrol car and travels an average of 25,000km per year. Diesel petrol has a consumption rate of 7.4L per 100km and costs $1.39 per liter. Unleaded gasoline has a consumption rate of 8.5L per 100km and costs $
- Cost structure
You are currently trying to decide between two cost structures for your business: one with a greater proportion of short-term fixed costs and another more heavily weighted to variable costs. Estimated revenue and cost data for each alternative are as foll
- Each of
Each of Suzan's notebooks is 4/5 inches wide. How many notebooks will fit if she has 25 inches of space remaining on her bookshelf?
- Language test
Your language test scores are 58, 68, 89, and 95. What is the lowest you can earn on the next test while still achieving an average of at least 79?
- How many 14
How many are 1/2 cup servings in a cheese package containing 5 1/4 cups altogether?
- Percentages 8
What percent (%) is the amount of 12 from a base of 69? Round the final result into two decimals.
- Run 9
Every time Colin runs, he runs 3/4 of a mile. Whenever Isabel runs, she runs 1/4 of a mile. If Colin runs two times a week, how many times must Isabel run to cover the same distance as Colin?
- Nelly’s
Nelly's mother also bought 3 1/3 pounds of strawberries for smoothies. She estimates she will need 1/9 of a pound of strawberries for each smoothie. How many smoothies can she make with the strawberries she bought?
- A cook
A cook wants to make enough cookies for 159 students. The cookie recipe makes 1 1/4 dozen cookies. A dozen equals 12. How many batches must the cook make if each student gets one cookie?
- Ms. DiSalvatore
Ms. DiSalvatore has 31 ½ feet of ribbon that she will use for a class project. Each student needs to have 1 ¾ foot of ribbon. How many students will she be able to give an equal amount of ribbon?
- Dimensions 50531
The Mokry family wants to build a pool in the garden, which has the shape of a cuboid with dimensions of 3 m wide, 5 m long, and 1.20 m deep. They need to dig a hole whose dimensions will be 70 cm larger than the dimensions of the pool. How often does the
- Kate shares
Kate shares a 64-ounce bottle of apple cider with five friends. Each person's serving will be the same number of ounces. Between what two whole ounces will each person's serving to be? Explain using division.
- Brian
Brian divides 80 by 7. Between what two whole numbers is his answer?
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