Rounding - practice problems - page 6 of 29
Number of problems found: 574
- Car sale rounding
The car dealership sold three Škoda cars in one day. After rounding the entire amount to tens of thousands, she received 900,000 CZK. Write 5 options. How much could they really take? - Smallest z9
Find the smallest positive numbers a and b for which 7a³ = 11b⁵ - Jolene
Jolene is cutting a strip of yarn that is 11/12 inch long pieces that are 2/12 inch long for a collage. How many complete pieces can she make? - Quotient of two numbers Find the quotient of 11/8 correct to the first place of the decimal.
- Integer part system
In the field of real numbers, solve the system of equations: 2x + ⌊y⌋ = 2022, 3y + ⌊2x⌋ = 2023. (⌊a⌋ denotes the (lower) integer part of the real number a, i.e., the largest integer not greater than a., E.g., ⌊1.9⌋ = 1 and ⌊−1.1⌋ = −2.) - There 26
There are 200 sweets in a jar, measured to the nearest 10. They weigh 600 grams to the nearest 10 grams. What is the least possible mass of each sweet in grams? 2 d. p - Triangle segment construction
The sum of the lengths of the three segments is 140 mm. Name at least 2 triplets of segment lengths from which we can construct a triangle. Construct triangles - Wire cut 2
We can cut a length of wire into five pieces, each 24 cm long. How many pieces, each 15 cm long, can be cut from the wire? - Orchard tree rows
There are 390 trees arranged in rows in the orchard. How many rows are there if each row has the same number of trees greater than 30 and less than 40? - On the Oval Track
Two runners are training on the oval stadium track. Both runners start from the same point and maintain a steady pace. The first runner completes 3 laps in the same time that the second runner completes 2 laps. Both runners set off in the same direction a - Ron has
Ron has 4 2/3 liters of oil. He kept 1 1/4 liters and divided the rest into parts of 3/4 liter each. How many parts did he make? - Boy tablet dosage
Joey is sick and has to take 1 tablet three times a day. How many days will a pack of 30 tablets last him if he only takes 1 tablet in the morning and evening every third day? - Felix
Calculate how much land Felix Baumgartner saw after jumping from 36 km above the ground. The radius of the Earth is R = 6378 km. - Wood into pieces
Gwen has a piece of wood that is 8.25 feet in length. Gwen needs to cut pieces that are 0.75 feet in length. How many pieces can Gwen cut from the original piece of wood? - The Iceland
There is a geyser and a volcano in a nature reserve in Iceland. The geyser erupts regularly every 18 days, and clouds of smoke rise from the volcano every 40 days. How many times in the course of 9000 days will there be a situation where we can observe bo - Round 19
Round 644.4 to the nearest one. - Bernoulli trial
A used car saleswoman estimates that each time she shows a customer a car, there is a probability of 0.1 that the customer will buy the car. The saleswoman would like to sell at least one car per week. If showing a car is a Bernoulli trial with a probabil - A farmer 5
A farmer has 220 apples. Each day he sells 14 1/8. How much does he sell in 5 days? - A hairstylist
A hairstylist schedules 1/4 hour to trim a customer's hair and 1/6 hour to style the customer's hair. The hairstylist plans to work 2 1/3 hours daily for five days weekly. How many appointments can the hairstylist schedule weekly if each customer must be - Covert
Covert the fraction 5/8 into a decimal using long division. Round any repeating decimals to the nearest hundredth.
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