Questions Asked on
July 22, 2016

Physics
If you weigh 670 N on the earth, what would be your weight on the surface of a neutron star that has the same mass as our sun and a diameter of 15.0 km ? Take the mass of the sun to be ms = 1.99×1030 kg , the gravitational constant to be G = 6.67×10−11
asked by Ane 
Math
It takes 3 men to dig 2 identical trenches in 5 hours.If all the men work at same rate,how long will it take 5 men to dig 7 of these trenches?
asked by Jovanni 
PHYSICS
on a partime job you are asked to bring a cylindrical iron rod of legnth 85.8 cm and diameter 2.85 cm from a storage room to a machinist. will you need a cart? (to answer calculate the weight of the rod.)
asked by joshua 
math
a compositor takes 1 hour 45 min to compose 24 page of a book. how long will be take to compose 64 pages
asked by sartaj singh 
Chemistry
A solution of 0.211 M NaOH is used to titrate 24.0 mL of a H2SO4 solution. If 19.0 mL of the NaOH solution is required to reach the endpoint, what is the molarity of the H2SO4 solution? H2SO4(aq)+2NaOH(aq)→2H2O(l)+NaSO4(aq)
asked by Ava 
Math
A girl leaves her home A at 9am, and after cycling for 25km at 5km/h she reaches her destination B at 2pm. After having lunch at B for 90 minutes, she sets off for home. On the way home she stops for half an hour to see a friend who lives at C, which is
asked by Anonymous 
Math
For a certain day,the depth of water,h, in metres in PEI, in hours is given by the formula:h(t) = 7.8 + sin3.5 (pi/6(t3)), t E [0,24], assume t=0 represents midnight. Provide an algebraic solution to determine the time(s) of day, the water reaches the
asked by ba 
Algebra
Divide 60 into 2 parts, such that twice the smaller number exceeds half of the greater number by 10
asked by Deepa 
math
A man walks 40 m due north and 50 m due west. Find the distance from the starting point?
asked by kinjal 
math
Find value of x for log1/2(x1)+log1/2(x+1)log1/√2(7x)=1
asked by prashik 
science
The initial and final temperatures of a liquid are (67.7+0.2)°C and (76.3+0.3)°C . Calculate the rise in temperature.
asked by Mishika 
Science
What is the kinetic energy of 0.5 kg soccer ball that is travelling at a velocity of 3m/s?
asked by Anonymous 
Math  Trig
The depth of water, h, in metres at time t, in hours, is given by the formula: h(t)=7.8+3.5sin[pi/6(t−3)]. Its a 24 hours period and t=0 is midnight. Provide an algebraic solution to determine the time(s) of day, the water reaches the depth of 10.29 m i
asked by Sherry 
stats
The lifetimes of lightbulbs of a particular type are normally distributed with a mean of 241 hours and a standard deviation of 12 hours. Find the first quartile, Q1.
asked by shameza 
Science
Arun has prepared 0.01 percent of solution of sodium chloride in water .Clculate mass of solute and mass of solvent.
asked by Sonu 
Math
For a certain day,the depth of water,h, in metres in PEI, in hours is given by the formula:h(t) = 7.8sin (pi/6(t3)), t E [0,24], assume t=0 represents midnight. Provide an algebraic solution to determine the time(s) of day, the water reaches the depth of
asked by Stacy 
math
In a class,30 students passed in math,20 passed in physics and 8 passed in both. How many students failed in both if the class has 45 students?
asked by miki 
maths
mrs chan baked some cupcakes. She gave 1/6 of the cupcakes to her neighbour and 7/10 of this remaining cupcakes to her sister. If she had 12 cupcakes left, how many cupcakes did she bake together?
asked by sheila 
Physics
Searches related to a stone is projected vertically upward with a speed of 14m/s from a tower 100m high. find the maximum height attained and the speed with which it strikes the ground
asked by Anonymous 
math
In five years time thabo will be three times as old as he was nine years ago.how old is he now
asked by tauqir adams 
Maths
By selling a sofa set at 85% of the labelled price, Apex furniture earned a profit of 13.33% when it sold the sofa set for Rs 17,000.What will be the profit percentage if the discount is not offered?
asked by Vaibhav 
Calculus
An open box is to be made from a rectangular piece of material by cutting equal squares of length x from each corner and turning up the sides. If the material is 18 inches long and 12 inches wide. What is the volume of the box as a function of x?
asked by Zelina 
Maths
A ball is dropped from height of 100 feet towards the ground. It hits the ground and bounces back 80% of the fall. This continues till the ball comes to rest. Find the vertical distance covered by the ball
asked by Dog love 
Math
a) Find the values of x and y so that the ordered data below has a median of 31 and a mean of 31.25. 13, 17, 25, 27, 28, x, 32, 36, 37, 40, y, 47 b) The numbers below have been written in ascending order. Find the values of a, b, c and d if the mode is 15,
asked by Anonymous 
Futher maths
Tan theta +2sec theta=2 cot theta+3cosec theta=a Find theta
asked by Stevium 
science
What is the density of a piece of wood that has a mass of 25.0 grams and a volume of 29.4 cm3
asked by hilda 
Math
Posted by Pam on Thursday, July 21, 2016 at 10:41am. One day 3/8 of the students in Jack's class ate toast for breakfast. Another 1/8 of the students ate oatmeal. Jack added the fractions and found the sum was 7/8. Which statement best describes the sum
asked by Pam 
probability
In the state of Georgia, telephone numbers consists of 10 digits, including the area code. One of these area codes is 770. The first digit following the area code cannot be 1 or 0. Find the number of possibilities for telephone numbers in area code 770.
asked by Anonymous 
English
Identify the verb phrase. Include main verb and helping verb in the following sentence? Do you know the three main parts of the brain? I think the answer is: Do you know
asked by Kimmy 
Physics,Mthe
a body of mass is100an objet and volume is 10 .find the density
asked by Patrick.da.prince 
English
I'm writing a creative writing piece for class and have trouble coming up with a coherent plot. Basically I'm stuck with a question. Why would two normal teenagers (boy and girl) suddenly have to run for their lives? Any advice is much appreciated I just
asked by Kadley 
refrigeration
air in the smoke house has WBT of 20 degree centigrade and DBT of 25 deg.centigrade,determine RH,DPT and % moisture content.What will be the change if the air is heated to DBT of 40 degree centigrade ?
asked by mohan 
English
Indeed a poem about tree it should have a message maintain rhyme scheme try include simile, metaphor and alliteration
asked by Lalu 
Analytical Chemistry
I am having major issues with this problem and I no clue where to start. It also doesn't help that the professor never taught us how to calculate mass % from data like this... Students in the analytical chemistry class were given a sample of spinach to
asked by Katie 
RE
I am going to take the Regents Algebra 1(Common Core)and I'd like to know whether a certain procedure of mine could lower my grade. When solving linear equations I do this: x+2=20 I just pass the 2 negative to the other side without subtracting it from the
asked by Liah 
English
Identity the verb phrase including the main verb and helping verb. I can do many activities impossible for other animals. Answer: can do
asked by Kimmy 
Math
The function g(x)=ax^3−x^2+x−24 has three factors. Two of these factors are 𝑥−2 and 𝑥+4. Determine the values of a and b then determine the other factor.
asked by Sherry 
Algebra
y^27y+p. Find the value of p that it becomes a perfect square algebra
asked by Elssy 
math
$420 is divided between A & B so that A gets 3/7 th of what B gets.what amount doea A get?
asked by tisha 
math
find missing denominator of 3\7=15\? to show equivalent fraction
asked by Anonymous 
Algebra
number of hours they worked at a cake shop during the holidays and the number of cakes they delivered in a week. Graph shows 0 to 60 on x axis and y axes at increments of 10. The label on the x axis is Weekly Hours Worked, and the label on the y axis is
asked by Chelsea 
physicis
A cylinder 15 cm long and 9 cm in radius is made of two different metals bonded endto end to make a single bar. The densities are 4.3 g/cm3 and 6.3 g/cm3. 15 cm 9 cm radius What length of the lighterdensity part of the bar is needed if the total mass is
asked by imani 
math
Write the equation in standard form, given the following information. vertex(2,4), directrix y=1
asked by Anonymous 
math
Find the probability of choosing spade or a red card from a standard deck of 52 cards
asked by Anonymous 
math
find the probability of choosing a queen or a diamond from a standard deck of 52 cards
asked by Anonymous 
math
a bag contains 6 blue marbles and 10 red marbles. If you choose one marble at random, and then another marble at random, what is the probability that both marbles are blue?
asked by carol 
math
The solution of x for equation a (bx  c) = d  (x + e) (a > 0 and b > 0) the answer is x = ac + d  e/ab + 1 How?
asked by jose 
Maths
If perimeter is 62 cm and area is 198 squared cm what are the dimensions?
asked by Yug