Math
A man and his wife share a sum of money in the ratio 3:2. If the sum of money is doubled, in what ratio should they divide it so that the man still rceives the same amount?
High School
Please provide me some links to websites where I can buy and download US High School text books. I am now in a UK based school in Asia but I will be moving to America next year. So please provide useful links.
Math
(a) In 2000 a club has 40 members who each pay $120 annual subscription. What is the total income from subscriptions? (b) In 2001 the subscription is increased by 35% abd the membership increases to 65. (i) What is the original subscription? (ii) What is the total income from ...
Science-Physics HELP
A S.S. automobile travels N at 40 km/h and a P.A. automobile travels E at 50 km/h. Relative to the observer riding in the S.S. auto what are the x and y components of the velocity of the P.A. car? The x axis is to the E and the y axis is to the N.
College Algebra
two trains leave a train station at the same time. One travels east at 10 miles per hour, the other travels west at 9 miles per hour. In how many hours will the two trains be 45.6 miles apart?
Math (easy question)
Thank you so much! but are you sure for part c.?
Math (easy question)
Given the function f(x) = 1/(sqrt x) a. Does f(x) exist at x=0? b. Does f'(x) exist at x=0? c. Explain why integral (from 0->1) f(x)dx does exist. THANK YOU.
chemistry
give 30 example of solute
chem
give 30 example of solute
math
Well if 1/5th of the girls and 1/8th of the boys when we put this as a whole fraction, we get 13/40th of the grade went to the camp. We do this by making both fractions have a common demoninator (bottom) then simply adding them to find fraction of boys and girls(all of the gra...
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