Answers by Vishr
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Answers by Vishr

Answers by Vishr
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Three girls and nine boys sat a Physics examination. The three girls' marks were 92%, 80% and 71%. The mean of all 12 marks was 84%. The standard deviation of all 12 marks was 5%. Calculate the standard
answered Aug 26, 2024
6 votes
170k views
Why is it that symbiosis is generally less harmful to organisms compared to competition?
answered Aug 2, 2024
4 votes
204k views
Jin has a demand function for Good X, given by q=15−P/3. If the price of Good X is $15 per unit, what is the value of his consumer surplus? A. $50. B. $80. C. $100. D. $150. E. None of the above.
answered Jun 28, 2024
5 votes
91.6k views
VIVALDIS FOUR SEASONS 1 What do you think the solo violin is trying to evoke 2 ) what are the inner violins representing movement 2 3 What about the 3rd movement suggests a party/ celebration
answered Apr 26, 2024
6 votes
222k views
To find the value of y in this proportion, you must divide 54 by: A. 2 B. 3 C. 4 D. 6
answered Feb 24, 2024
4 votes
113k views
Use radical notation to rewrite the following expression. Simplify, if possible.4(32)Rewrite the expression using radical notation.
answered Nov 28, 2023
4 votes
44.7k views
Triangle ABC has angles A; B; C is proportional to 1; 2; 3 then the measure of the angles of the triangle is
answered May 4, 2023
13 votes
41.9k views
Find the density of a material, given that a 5.03g sample occupies 3.24ml ?
answered Jan 24, 2023
8 votes
45.9k views
Julio can stock an aisle at the grocery store in 5 hours. Janet can stock the same aisle in 3 hours. How long will it take them to stock the aisle if they work together?
answered Dec 14, 2022
8 votes
41.5k views
In a co-educational school, 47 of the students are girls. If there are 324 boys, find the number of girls in the school.
answered Oct 21, 2022
1 vote
206k views
Pls help me with this
answered Sep 20, 2022
0 votes
195k views
Given: ()=5−2. Find: (+2)
answered Sep 16, 2022
5 votes
124k views
How many known elements exist? PLZZZZZZ HELP PLZZZZZZ A. about 100 B. fewer than 50 C. exactly 75 D. 1,000 When two or more atoms link together they are called ______. A. a shell B. an electron C. a molecule
answered Jul 20, 2022
5 votes
160k views
On the subcontinent, rain forests are located: A. in Sri Lanka. B. in southern India and Sri Lanka. C. in central India. D. along the northern rim of India.​
answered May 6, 2022
8 votes
34.4k views
Jenna has a maximum of $38 to spend at the movies. A ticket costs $8.50 and she has x, dollars to spend on snacks. Which inequality represents all of the possible values for x? A. x ≥ 29.50 B. x ≤ 46.50
answered Apr 13, 2022
1 vote
141k views
shirts are 25% off. the original price of one shirt is $12. what is the total cost, in dollars of a shirt at the sale price, including a 5% sales tax​
answered Jan 19, 2022
4 votes
151k views
A three-step mechanism has been suggested for the formation of carbonyl chloride: Step 1: Cl2 → 2 Cl Step 2: Cl + CO → COCl Step 3: COCl + Cl2 → COCl2 + Cl Which species is an intermediate in the mechanism?
answered Dec 11, 2021
3 votes
176k views
Give meaning to the painting two sisters (in the terrace )
answered Oct 3, 2021
5 votes
158k views
What is the definition for ion?​
answered Jul 24, 2021
5 votes
131k views
A note to the financial statements of the First Security Bank indicates that the company self insures itself for the first $500,000 of liability to employees, with liability insurance for the remainder.
answered Jun 19, 2021
1 vote
179k views
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