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Question 1133152: Balls of the same size and weight are placed in a container. There are 8 different colours and 90 balls in each colour.
What is the minimum number of balls that much be drawn from the container in order to get balls of 4 different colours with at least 9 balls for each colour.
Click here to see answer by greenestamps(13200)

Question 1133146: Y=[15e^(-x)]/[x+e^(-2x)]
Solve dy/dx
Click here to see answer by MathLover1(20849)

Question 1133221: Solve x - 3/x - 5 >= 0 and graph the solution on a number line
Click here to see answer by greenestamps(13200)

Question 1133243: Every positive integer can be expressed as a sum of distinct powers of 2.
Note that 1 and 2 are powers of 2. How many three-digit numbers are sums of
exactly 9 distinct powers of 2?
Click here to see answer by Edwin McCravy(20055)

Question 1133271: Larry Mitchell invested part of his $ 32,000 advance at 4% annual simple interest and the rest at 7% annual simple interest. If his total yearly interest from both accounts was $1,670, find the amount invested at each rate.
Click here to see answer by ikleyn(52781)

Question 1133278: If mr.kim’s age in years is 6 more than 3 times the age of his daughter. Mr.kim is 48 years old . How old in years is mr.kim’s daughter
Click here to see answer by ikleyn(52781)

Question 1133277: 4 square root of 256x^7y^12
Click here to see answer by MathLover1(20849)

Question 1133277: 4 square root of 256x^7y^12
Click here to see answer by Alan3354(69443)

Question 1133242: What is the smallest positive integer which is 2 times the square of some
positive integer and also 5 times the fifth power of some other positive integer?

Click here to see answer by greenestamps(13200)

Question 1133240: How many positive integers under 1000 with units digit 9 can be expressed as
the sum of a power of 2 and a power of 3? Note that 1 is both a power of 2 and a power of 3.
Click here to see answer by greenestamps(13200)

Question 1133241: Alice replaces each of the 2008 numbers 6, 7, 8, …, 2012, 2013 with the sum of
its digits. Brian replaces each of Alice’s numbers with the sum of its digits, and
Colin replaces each of Brian’s numbers with the sum of its digits. What is the
number which Colin obtains most frequently?

Click here to see answer by ikleyn(52781)

Question 1133317: By the notation n (d) , we mean an n-digit number consisting of n times of the
digit d. Thus 3(5) =555 and 4(3)9(5)8(1)3(6) =444999998333333. If 2(w)3(x)5(y)+3(y)5(w)2(x)=5(3)7(2)8(z)5(z)7(3) for some integers w, x, y and z, what is the value of w + x + y + z?
Click here to see answer by greenestamps(13200)

Question 1133316: Fractions in the form a/b are created such that a and b are positive whole numbers and a + b =
333. How many such fractions are less than one and cannot be simplified?
(Cannot be simplified means that the numerator and denominator have no common factor)
Click here to see answer by greenestamps(13200)

Question 1133411: Find the equation of the line containing the point
P(2, 2)
and parallel to the graph of
2x + y = −1.
Click here to see answer by Alan3354(69443)

Question 1133410: A line with slope 3/4
passes through the point
(8, −6).
(a) What is y when
x = −4?
y =
(b) What is x when
y = −3?
x =
Click here to see answer by Alan3354(69443)

Question 1133409: Let f be a linear function for which
f(−2) = −6
and
f(4) = 18.
Determine
f(0)= ??

Click here to see answer by Alan3354(69443)

Question 1133408: Let f be a linear function for which
f(1) = 6
and
f(−1) = 8.
Determine f(6)
f(6)= ?
Click here to see answer by Alan3354(69443)

Question 1133408: Let f be a linear function for which
f(1) = 6
and
f(−1) = 8.
Determine f(6)
f(6)= ?
Click here to see answer by josgarithmetic(39617)

Question 1133408: Let f be a linear function for which
f(1) = 6
and
f(−1) = 8.
Determine f(6)
f(6)= ?
Click here to see answer by MathTherapy(10552)

Question 1133458: The following data has been arranged in ascending order:
28,32,35,40,46,X,56,64,76,88,99.
If the median of the data is 58, find the value of x.
Click here to see answer by ikleyn(52781)

Question 1133464: Lily flower are baught at 20 units for a rupee. How many for a rupee should they be sold to gain 25%
Click here to see answer by Andropov(3)

Question 1133464: Lily flower are baught at 20 units for a rupee. How many for a rupee should they be sold to gain 25%
Click here to see answer by ikleyn(52781)

Question 1133470: If I take out a home loan for 285,000 with a 4.2% interest rate and the loan is for 30 years with the monthly payments set at 1,393.70 how much would I owe after making payments for 10 years? 15 years? 25 years? Thank you.
Click here to see answer by MathLover1(20849)

Question 1133518: 1 milligram to kilogram
Click here to see answer by josgarithmetic(39617)

Question 1133519: what is the speed of a car in kp/h if it travels 16 km in 13 minutes
Click here to see answer by Theo(13342)

Question 1133523: Mellisa’s grandmother gave her $50 for her birthday. Melissa also saved $20 each week of her own money for vacation. She knows she will need $500 for vacation. How many weeks will it take her to have enough money for vacation?
Click here to see answer by rothauserc(4718)

Question 1133524: find the speed and average speed of a train which leaves Sikandrabad at 7:00 p.m. and reaches Bhopal at 6:00 a.m.,the next day it stops for 1 hour on the way and the distance between Sikandrabad and Bhopal is 710 km.
Click here to see answer by Boreal(15235)

Question 1133562: What does it mean when a question asks for the least possible integer value of x in functions?

Click here to see answer by Alan3354(69443)

Question 1133598: If the simple interest on a sum equals to 1/10 of itself in 4 years, find the rate percent.
Click here to see answer by htmentor(1343)

Question 1133598: If the simple interest on a sum equals to 1/10 of itself in 4 years, find the rate percent.
Click here to see answer by MathTherapy(10552)

Question 1133670: A man purchases a pressure cooker priced ₹120 on the condition that he will pay ₹25 down and balance in 4 monthly installments of ₹25. What is the rate of interest?
Click here to see answer by Theo(13342)

Question 1133690: Given that f(x)=ax+b, f(1)=1 and f ^-1(5)=2, find value of a and of b. Hence, find f ^-1(x) and evaluate f^-1(7) and f ^-1(-5 1/2).
Click here to see answer by MathLover1(20849)

Question 1133693: A function g is defined by g:x🔜mx+c. Given that g^-1(-3)=0 and g^-1(1)=2, find the value of g(5) and g ^-1(4).
Click here to see answer by Alan3354(69443)

Question 1133692: A function f is defined by f:x🔜px+q. Given that f(1)=-5 and f(-2)=-10, find value of p and of q. Hence find f ^-1(x).
Click here to see answer by Alan3354(69443)

Question 1133691: A function f is defined by f:x🔜ax+b. Given that f(1)=3 and f ^-1(7)=5, find value of a and of b. Hence find f ^-1(x).
Click here to see answer by Alan3354(69443)

Question 1133717: In the next lesson, we will be discussing college student loan debt. If about 40 million Americans had student loan debt in 2015, with an average debt of around $30,000, about how much total student loan debt was outstanding at that time.
______ trillion dollars.

Click here to see answer by greenestamps(13200)

Question 1133789: The chess club ordered 40 pizzas to be divided equally among 120 participants. How much pizza will each participant get?
Click here to see answer by josmiceli(19441)

Question 1133787: The high temp is 27f degrees and the low temp is -3f degrees. What is the difference between the high and low temperatures?
Click here to see answer by Alan3354(69443)

Question 1133794: The temperature high was 27 degress and the temp low was -3 degrees
What is the difference between the high and low temperatures?
Click here to see answer by Alan3354(69443)

Question 1133794: The temperature high was 27 degress and the temp low was -3 degrees
What is the difference between the high and low temperatures?
Click here to see answer by josgarithmetic(39617)

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