Answers by Bob Barcklay
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Answers by Bob Barcklay

Answers by Bob Barcklay
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On Tuesday 194 first graders, 225 second graders, and 187 third graders bought lunch. What is the best estimate of the number of students who bought lunch? O A. 650 B. 600 O C. 550 D. 500 E. 400​
answered Apr 24, 2022
7 votes
162k views
Suppose that 32% of people have a dog, 28% of people have a cat, and 23% of people own both. What is the probability that someone owns a dog or a cat?
answered Feb 9, 2022
11 votes
54.3k views
50. If angles are complementary, what’s value of x?
answered Jan 10, 2022
5 votes
131k views
Pl help it’s for a grade
answered Jan 7, 2022
4 votes
153k views
4. Tectonic plates are located on the __ and __. 6. Inner core is made of ___ and ____.
answered Sep 11, 2021
2 votes
176k views
Which scenario is an example of primary succession? A. the formation of soil after a volcano B. the growth of weeds after a flood C. the establishment of a forest in an abandoned crop field D. the recovery
answered Aug 4, 2021
3 votes
176k views
Maya bought a new roll of tape. The smallest circle has a radius of 0.75in. The tape is 0.25in away from the small circle. What is the area of just the tape part?
answered May 17, 2021
6 votes
52.9k views
Someone please help me answer these! QUESTION 7 Explique (en anglais s'il faut) l'erreur dans cette phrase: Quand j'entrais, il a plu. QUESTION 8 Explique le proverbe: Paris ne s'est pas fait en un jour.
answered Apr 28, 2021
5 votes
13.8k views
When a battery is connected to a lightbulb properly, current flows through the lightbulb and makes it glow. How much current flows through the battery compared with the lightbulb
answered Apr 27, 2021
2 votes
229k views
The colonists decided they needed to meet the military threat and developed a Continental army led by this man O Benjamin Franklin O Samuel Adams O Paul Revere O George Washington
answered Apr 10, 2021
2 votes
137k views
A farmer sells 7.7 kilograms of apples and pears.3/5 of this weight is apples, and the rest is pears. How many kilograms of pears did she sell at the farmers market?
answered Apr 8, 2021
7 votes
5.2k views
What is the result when the number 86 is decreased by 50%?
answered Mar 17, 2021
5 votes
108k views
If animals had alternation of generations like plants, ________. a) they would have twice as rapid a population growth rate as compared to their current rates b) the products of mitosis would undergo meiosis
answered Mar 9, 2021
4 votes
187k views
Solve the system of equations. -5x+2y=9. y=7x
answered Jan 25, 2021
6 votes
73.8k views
Which positive lifestyle choice can reduce the risk of developing non communicable diseases?
answered Jan 22, 2021
3 votes
184k views
An action potential does not re-stimulate the adjacent membrane that was previously depolarized because A. stimulation is inhibited by the myelin sheath. B. it is impossible for an action potential to
answered Dec 23, 2020
4 votes
202k views
Are shareholder and a stakeholder the same thing? Explain your answer
answered Nov 21, 2020
4 votes
146k views
A student walks (2.9±0.1)m, stops and then walks another (3.9 ±0.2)m in the same directionWith the given uncertainties, what is the smallest distance the student could possibly be from the starting point?
answered Oct 23, 2020
3 votes
169k views
Need step by step ASAP please
answered Oct 1, 2020
4 votes
117k views
What is the equation of the line of best fit given by a regression calculator for the data in the table?
answered Jul 12, 2020
4 votes
132k views
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