HELP ME...uRGENT!

Most popular questions and responses by HELP ME...uRGENT!
  1. GEOOOOMETRY!!!!!....Angled Perimeter

    ABCD is a quadrilateral with ∠ADC=∠ACD, ∠ACB=∠ABC and CD=7. If triangles ADC and ABC have perimeter 51 and 59, respectively, what is the value of BC?

    asked on April 19, 2013
  2. geometry...TRIANGLE

    ABCD is a quadrilateral with ∠ADC=∠ACD, ∠ACB=∠ABC and CD=7. If triangles ADC and ABC have perimeter 51 and 59, respectively, what is the value of BC?

    asked on April 18, 2013
  3. probability!!!!!!!!!!

    41 different balls are drawn from a bag containing balls labelled 1,2,…,300. The probability that the number of balls drawn that are labelled with an odd number is larger than the number of balls drawn that are labelled with an even number can be

    asked on April 18, 2013
  4. physics...

    A kayaker paddles due north at 2 m/s. The river the kayaker is paddling in flows towards the east at 1 m/s. After 5 seconds of paddling, how far is the kayaker from where she started in m?

    asked on April 2, 2013
  5. ALGEBRA.....URGENT

    Find the number of solutions to the equation 1/a+1/b+1/c+1/d=1 where a, b, c, d are positive integers and a≤ b≤ c≤ d.

    asked on April 18, 2013
  6. Sigma over Phi

    Let σ(n) be the sum of the positive divisors of an integer n and ϕ(n) be the number of positive integers smaller than n that are coprime to n. If p is a prime number, what is the maximum value σ(p)/ϕ(p)?

    asked on April 19, 2013
  7. simple PHYSICS

    The space shuttle had a top orbital speed of 8000 m/s and orbited in a circular orbit approximately 320 km above the earth's surface. How long was one orbit in seconds?

    asked on April 18, 2013
  8. GEOMETRY......circle

    Circles Γ1 and Γ2 intersect at 2 distinct points A and B. A line l through A intersects Γ1 and Γ2 at points C and D, respectively. Point E is the intersection of the tangent to Γ1 at C and the tangent to Γ2 at D. If ∠CBD=30∘, what is the measure

    asked on April 18, 2013
  9. algeBRA

    How many integer values x satisfy the inequality 2

    asked on April 18, 2013
  10. ALGEBRA.

    The product of 2 positive integers is 1000. What is the smallest possible sum of these 2 integers?

    asked on April 18, 2013
  11. triple digit digit product

    What is the smallest 3-digit positive number whose product of the individual digits is still a 3-digit number

    asked on April 10, 2013
  12. Inequality Sum

    x,y and z are positive integers such that x

    asked on April 19, 2013
  13. SIMPLE physics!!!!!!

    A neutral solid conducting cylinder rotates about its axis with angular speed 1600 rad/s. In addition, there is an external magnetic field of induction B directed along the cylinder's axis. What must the magnitude of the magnetic field in Teslas so that no

    asked on April 18, 2013
  14. FACTORIAL PRODUCT(ALGEBRA)

    Let N=1!⋅2!⋅3!⋅4!…9!⋅10!. Let 2^k be the largest power of 2 that divides N. What is the value of k?

    asked on April 10, 2013
  15. RATIO!!!!

    a,b,c are positive integers such that a:b=7:9 and b:c=12:7. What is the smallest possible value of a?

    asked on April 10, 2013
  16. physics

    You and your friend, both of mass 70 kg, are playing catch with a frisbee on frictionless ice. Initially, you are both at rest. You throw a 0.175 kg frisbee at 10 m/s horizontally at your friend, who catches it. After they catch the frisbee, what is the

    asked on April 2, 2013