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Answers by MDCore

Answers by MDCore
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The width of a rectangle measures (3v-3w) centimeters, and its length measures (5v-9w) centimeters. Which expression represents the perimeter, in centimeters, of the rectangle?
answered Feb 16, 2022
13 votes
212k views
On a map with a scale of 1 inch= 100 miles, the distance between two cities is 7.55 inches. If a car travels 55 miles per hour, about how long will it take to get from one city to another.
answered Jan 29, 2022
5 votes
52.3k views
Find the density in g/cm^3 of chalk, if 6.356 g occupy 2.56 cm^3​
answered Sep 17, 2021
5 votes
180k views
Anna and Tommy each have a plant. They track the growth of their plants for four weeks. Whose plant grew at a faster rate, and what was the rate?
answered Sep 6, 2021
2 votes
101k views
What is the derivative of the square root of x^3
answered Aug 16, 2021
5 votes
90.6k views
Many factors affect visibility. Which of the following would LEAST (not) affect visibility? A)fog B)rain C) pollution D)air pressure
answered Jul 18, 2021
2 votes
199k views
How did farming change societies?
answered May 25, 2021
6 votes
32.7k views
The graph shows the motion of two cars starting at different places on a highway. Their speeds can be compared by comparing the steepness of the graphed lines. Use the drop-down menus to complete the statements.
answered May 23, 2021
0 votes
47.1k views
Stress mark for megalomania
answered May 11, 2021
6 votes
103k views
Which of the following was invented in China and is still used today? A. All of these B. Paper C. Kite D. Wheel Barrow
answered May 8, 2021
6 votes
229k views
Which statement best compares the Union and Confederate armies at the beginning of the Civil War?
answered Apr 21, 2021
6 votes
176k views
Re-read Text C, The Clement Street Soup and Sourdough Restaurant in the insert and then answer Question 3 on this question paper. Question 3 Imagine you are Andrei. You have noticed the changes in Lois
answered Feb 4, 2021
2 votes
134k views
Planet A has a tilt of five degrees. What seasonal changes would be expected on this planet?
answered Jan 26, 2021
6 votes
41.4k views
Which of these sentences is correctly punctuated? At half past five. We will complete the exercises. Have you seen that dog before. O Every Thursday, my brother and I have soccer practice.
answered Jan 9, 2021
2 votes
43.1k views
If 1 +2 is 21 and 2 + 3 is 36 what is 4 + 5
answered Nov 11, 2020
2 votes
209k views
How many seconds are there in a year?? ​
answered Oct 21, 2020
3 votes
53.1k views
Albert buys a car for $12,000. The value of the car depreciates about 9% per year. After about how many years will the car be worth $7500?
answered Sep 14, 2020
1 vote
44.4k views
EMERGENCY! What were the most important accomplishments of the New Deal? What were its greatest failures? Explain your reasoning with specific facts and examples.
answered Jul 15, 2020
1 vote
2.3k views
Clayton is a 19-year-old college student. He avoids milk because he claims drinking the beverage upsets his stomach and gives him intestinal "gas." However, he can eat small amounts of yogurt and certain
answered Mar 21, 2020
3 votes
37.3k views
What are the two main types of energy? a. potential and electrical b. radiant and kinetic c. electrical and thermal d. kinetic and potential
answered Mar 5, 2020
5 votes
227k views
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