Grade - math word problems - page 226 of 875
Number of problems found: 17484
- Pentagon
The signboard has the shape of a pentagon ABCDE, in which line BC is perpendicular to line AB, and EA is perpendicular to line AB. Point P is the heel of the vertical starting from point D on line AB. | AP | = | PB |, | BC | = | EA | = 6dm, | PD | = 8.4dm - Science experiment
During a Science experiment, a liquid was heated at the rate of 8 degrees Celsius per minute for 10 minutes. It was then allowed to lose heat at 6 degrees Celsius per minute. If the final temperature was 76 degrees Celsius, what was its temperature 16 min - Hydrogen 60813
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. - The chimney
How high is the chimney if we see it from a distance of 60 m at an angle of 42°? - Following 60793
I want to turn to help with the following example. How do I reach an 8% solution? I need to mix 3.5% milk with 33% cream. Thank you for being so helpful. - 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) - Mr. Product
The product of ages of all of Mr. Product's children is 1408. The age of the youngest child is equal to half the age of the oldest child. How many children does Mr. Product have, and how old are they? - Coat of arms
The class created its coat of arms, which had a shape composed of an isosceles trapezoid ABCD (shorter base is a = 4.5 cm long, longer 2a = 9 cm, trapezoid height 6 cm) and a semicircle with center S and diameter AB. Three identical isosceles triangles fo - 11990 perimeter RT
A right triangle has integer side lengths and a perimeter of 11990. In addition, we know that one of its perpendiculars has a prime number length. Find its length. - Angles
In the triangle ABC, the magnitudes of the angles α, β γ are in the ratio 0.4:1:0.9. Find their magnitudes. - Peter and Martin
Peter and Martin played by 67 balls. After the game, Peter had nine more balls than Martin. How many balls did Martin win? Solve the help of the equation. - Three-digit unknown int
Viera compiled different three-digit numbers from three given digits. When she added up all these numbers, she published 1221. What numbers did Vierka use? Identify five options - Production 60701
The enamel for the production of bottles contains defects. The average number of caries is 15 per 100 kg. The bottle weighs 1 kg. What is the proportion of defective bottles? - Interest 60693
Mrs. Betka took out a loan of 8,300 euros. After a year, she paid interest of 415 euros. What is the interest rate on Mrs. Betka's loan? - Meadow 60683
Sheep and geese graze in the meadow. They have a total of 20 heads and 64 legs. How many sheep are in the field, and how many geese? - Double of principal
How long will it take for the principal to double at 12.25% annual interest? - True or false?
Which of the following is true? A. Three and three ninths plus seven and six-elevenths equal ten and eighty-seven ninety ninths. B. two and three-eighths plus six and four-fifths equals eight and twelve fortieth C. three and three sevenths plus four and t - 7918/45510 60641
From 7918/45510, calculate 4/10 and 6/10 - 4 digit number
I am a four-digit number. My thousand period has a first digit which is thrice the second digit, and the second digit is two more than the third digit. All the rest of the digits are zeros. What number am I? - Faucets
A large tank is partially filled with a solution. The tank has a faucet that allows the solution to enter the tank at a rate of 16 3/4 liters per minute. The tank also has a drain that allows the solution to leave the tank at a rate of 19 4/5 liters per m
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