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In a single-slit diffraction pattern, the central fringe is 360 times as wide as the slit. The screen is 14,000 times farther from the slit than the slit is wide. What is the ratio /W, where is the wavelength
answered
Apr 6, 2022
Physics
college
6
votes
85.6k
views
Which of the following fractions is nearest to 1/2 1) 3/5 2)12/25 3)27/50 You must show all your working.
answered
Mar 11, 2022
Mathematics
college
5
votes
5.0k
views
Vincent purchased a scooter for $124 before tax. The store adds a 7.8% sales tax to every purchase. How much did Vincent pay for the scooter, to the nearest penny?
answered
Nov 25, 2021
Mathematics
high-school
4
votes
116k
views
3. A deck of 40 cards consists of the following: 10 black cards showing squares, numbered 1–10 10 black cards showing circles, numbered 1–10 10 red cards showing X’s, numbered 1–10 10 red cards
answered
Nov 8, 2021
Mathematics
high-school
2
votes
39.1k
views
Write an equation for the following word problem. Tyrone ate 16 hamburgers today, Tyrone's plate had a total of 24 hamburgers on it. How many hamburgers did Tyrone not eat? Use h for hamburgers Tyrone
answered
Oct 9, 2021
Mathematics
high-school
0
votes
79.2k
views
Suppose the population of a town is 98,000 in 2014. The population increases at a rate of 3.7 percent every year. What will the population of the town be in 2020? Round your answer to the nearest whole
answered
Sep 26, 2021
Mathematics
middle-school
4
votes
140k
views
As a manager you may need to discipline poor-performing employees and clearly communicate both good news and critical feedback. If you are preoccupied by how others perceive you, you have a need for ________,
answered
Sep 19, 2021
Business
high-school
7
votes
188k
views
Which of the following best illustrates the use of simile to paint a picture for the reader? A. Sarah lives down the street next to the corner market. B. After losing the argument, she smoldered for days.
answered
Aug 27, 2021
English
middle-school
5
votes
47.9k
views
Lisa is choosing between two exercise routines. In Routine #1, she does only running, burning 8.5 calories per minute. In Routine #2, she burns 28 calories walking. She then runs at a rate that burns 2.
answered
Aug 13, 2021
Mathematics
middle-school
6
votes
154k
views
Solve the system: (x - 1)^2 + (y - 3)^2 = 25 x^2 = -2(y – 10) Answer Choices: A. (3,0), (3,-4) B. (0,7), (2,3) C. (0,10), (2,-9) D. (2,4), (1,9)
answered
Aug 11, 2021
Mathematics
middle-school
7
votes
28.8k
views
At a used book sale, 5 books cost $15. What is the cost per book?
answered
Jul 18, 2021
Mathematics
high-school
5
votes
45.1k
views
3xsquared +13x-10 HELPP PLEASE
answered
May 27, 2021
Mathematics
high-school
6
votes
96.5k
views
In Texas, when does the governor give a report on the state's condition? a. At the beginning of a special session of Congress. b. At the end of a special session of Congress. c. At the beginning of a regular
answered
Apr 30, 2021
History
middle-school
6
votes
41.9k
views
What kind of strategy can I use
answered
Apr 18, 2021
English
middle-school
4
votes
8.3k
views
The graph models the projected populations, in thousands, of two towns after x years. both towns experience a 1.9% annual growth rate. which equation represents g(x) as a transformation of f(x)? a. g(x)
answered
Mar 10, 2021
Mathematics
high-school
5
votes
133k
views
A baker uses 34 cup of honey in one of his cakes. There are 60 calories in 18 cup of honey. Drag one expression next to each question. The correct expression for each row is a way to answer that question.
answered
Mar 8, 2021
Mathematics
middle-school
4
votes
53.8k
views
What number line shows the solution of -5x + 10 > -15
answered
Feb 1, 2021
Mathematics
college
4
votes
206k
views
Why can’t both strands of DNA be replicated at the same time?
answered
Sep 27, 2020
Biology
middle-school
6
votes
9.6k
views
What line divides the earth into the Eastern and the Western Hemisphere
answered
Apr 14, 2020
Geography
middle-school
2
votes
40.9k
views
incorrectQuestion 1 with 5 blanksCARMEN ¡Qué calor! Mira, allí enfrente hay una heladería. (1) You answered(blank) (Cruzar/Traer), que quiero comprar un helado. MARA ¿Helado? Pero papá y mamá están esperándonos
answered
Mar 28, 2020
Spanish
high-school
5
votes
18.9k
views
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