Gilbert
Popular questions and responses by Gilbert
Algebra
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $13 and then an additional 6 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 8 cents per minute of use. For what amounts of
asked on September 25, 2015 
electrical circuit
A 72ohm coil of wire is connected in series with an adjustable resistor (rheostat) whose resistance can be varied from 0 to 88 ohms. If the line potential is 115 volts, calculate (a) the range through which the coil current can be varied, (b) the rheostat
asked on August 24, 2014 
chemistry
Woiuld you expect jewelry made from an alloy of silver and copper to tarnish (oxidize) in a laboratory where fumes of bromine are present? I think that it wouldn't because the bromine fumes are probably not ions, and even if they were they would not react
asked on February 11, 2008 
Physics
A car of mass 1900kgs accelerates from rest to a speed of 27ms1 in 8.1s.Calculate the average rate at which kinetic energy is supplied to the car during the acceleration.
asked on March 15, 2014 
WTI
1LB of ice at 20 deg f exerts its force downward. after the ice has absorbed 200 BTU's what direction will the force be exerted? After absorbing 2000 BTU's what direction will the force be exerted?
asked on March 23, 2013 
physics
A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.900 s. What is the tension in the cord?
asked on February 1, 2011 
physics
A phone cord is 4.75 m long. The cord has a mass of 0.200 kg. A transverse wave pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.900 s. What is the tension in the cord?
asked on February 1, 2011 
physics
A cork on the surface of a pond bobs up and down two times per second on ripples having a wavelength of 7.30 cm. If the cork is 12.0 m from shore, how long does it take a ripple passing the cork to reach the shore?
asked on January 30, 2011 
Mathematics
Factorize completely: 3x²2xyy
asked on May 17, 2020 
physics
The frequency of vibration of an objectspring system is 8.00 Hz when a 3.00 g mass is attached to the spring. What is the force constant of the spring?
asked on February 2, 2011 
Life sciences
Two controlled (fixed )variables
asked on August 26, 2019 
math
Calculate the value of the following, without using a calculator, leaving answers, where necessary, in simplified surd form: (a). sin 120° + tan 300° (b). tan 315° × cos330° / sin(240°) × sin 570°
asked on October 14, 2018 
c++ programming language
Write an algorithm,flow chart, psuedo codes and finally a c++ codes that will accept exams scores for 5 users.
asked on February 12, 2017 
math
A girl was born 25 years after her mother. What fraction of her mother's age will the girl be at the age of 10
asked on May 8, 2016 
math
at what rate converted every 3 months will a sum of money triple itself in 18 years and 6 months.
asked on January 24, 2016 
math
Is 3/7 greater or less than 15/56
asked on September 25, 2014 
Probabilty
Biased coin has a 0.4 probability of landing on tails. The random variable x, based on a single toss of the coin, is defined as follows: x=0 if heads appears; x=1 if tails appears. What Is the mean value of X? Is it . 0.3 .4 .6 .5 .7
asked on November 28, 2012 
Calculus
What is the sum of all the odd #s between 100 & 200??
asked on November 28, 2012 
math
a spinner with 8 sections has 2 blue and 1 yellow section. What 's the (p) of one spin landing on blue and one spin landing on yellow. The answer is 1/16 Why?
asked on January 27, 2012 
math
if Charlie earns 3/4 of what joan earns. and together they earn 490.00 a week. How much does charlie make?
asked on October 4, 2011 
Water at the top of Niagara Falls has a temperatur
physics
asked on February 15, 2011 
math
how mant 5ths are in the number 1
asked on January 2, 2011 
science
Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard
asked on August 26, 2010

Math
This is so hard my mom is having trouble uhhhhjj
posted on December 4, 2019 
college English
Yes, thank you. Agreed.
posted on August 9, 2019 
math
I need your response
posted on October 14, 2018 
physics
how can i answer this question?
posted on October 3, 2018 
math
1:64
posted on June 22, 2016 
math
25 ft
posted on December 14, 2015 
MATH
A=4x^2+40x By completing the square A= 4(x^210x+25)+100 A= 4(x5)^2+100 Vertex is (5,100) Max is 100 ft
posted on December 3, 2015 
Math
idgaf and idk
posted on August 31, 2015 
Statistics
fach u
posted on May 5, 2015 
physics
Well you see the coefficient of friction is zero and the air resistance is too strong thus the projectile would go the speed of light and end the entire human race as we know it would come to an end. It would be better to not accelerate that object.
posted on December 31, 2014 
electrical circuit
i've gotten (a) 0.72 to 1.6 amp; (b)17.7 ohms
posted on August 24, 2014 
German
So, although my German is rather rusty, here is what I can do; Mein guter Freund heißt Meaghan. Sie ist intelligent und freundlich kleinen tolerant. Sie hat lange blonde Haare. Sie spricht und liest Spanisch. Ich gehe mit Freunden herumhägen das
posted on December 9, 2012 
Literary Analysis and Composition
Works such as "To Build a Fire" gave Naturalist writers such as Jack London a platform to argue that
posted on January 21, 2011 
8th Grade Science
AT +04C
posted on August 5, 2009