Answers by Ppapapetrou

Answers by Ppapapetrou

A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77 How much was the tip as a percentage?

answered Aug 29, 2021

4 votes

158k views

In the late 1990’s, Vanguard Airlines operated as a low-cost carrier, offering low prices and limited services, out of Kansas City, Missouri. Not long after its inception, Vanguard began offering a significant

answered Aug 19, 2021

2 votes

117k views

Jenny pushes a 40 N crate down the hall 2m. How much work did she do?

answered Jul 16, 2021

2 votes

92.2k views

Annie was told that her math test score was 3 standard deviations below the mean. If test scores were approximately normal with μ=99 and σ=4, what was Annie's score? Do not include units in your answer.

answered May 23, 2021

3 votes

180k views

Tell which set or sets the number below belongs to: natural numbers, whole numbers, integers, rational numbers, irrational numbers, or real numbers.

answered Apr 28, 2021

6 votes

60.8k views

The US spends on average 10,200 dollars on each student per year. There are about 77,000,000 students in the United States. How much money is spent on students each year? Write your answer in scientific

answered Feb 9, 2021

1 vote

114k views

given the equations of two lines in standard form, explain how you would determine if they are parallel or perpendicular lines without graphing them.

answered Jan 24, 2021

2 votes

207k views

Which sentence does not have a redundancy problem? A. I used a screwdriver to punch a hole in the bottom of the plastic planter. B. The end result of my weekend efforts was a beautiful container garden.

answered Dec 28, 2020

7 votes

195k views

The second termn in a geometric sequence is 20. The fourth termn in the same sequense is 45/4, or 11.225. What is the common ratio in this sequence?

answered Nov 24, 2020

3 votes

224k views

In the following diagram, what is responsible for the decrease in activation energy of the reaction represented by the red line? A: enzymes B: fatty acids C: ATP D: carbohydrates

answered Oct 20, 2020

3 votes

16.5k views

Find the equation of the parabola where y_intercept is 7 and vertex is (2,1)

answered Jun 16, 2020

5 votes

188k views

Which of these is a compound? O Co2 O2 Co

answered Apr 29, 2020

4 votes

142k views

How did the French revolution and the ensuing globe struggle between Great Britain and France sheep early American politics?

answered Mar 26, 2019

3 votes

106k views

Given the coordinates of rhombus wxyz are w 0, 4b, x 2a, 0, y 0, -4, and z -2, 0. Prove the segments joining the midpoints of a rhombus from rectangle. as part of proof, find midpoint of xy

answered Feb 11, 2019

0 votes

5.0k views

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