10/31/17

Find the​ z-scores that separate the middle 31​% of the distribution from the area in the tails of the standard normal distribution.

find the z scores that separate the middle 31% of the distribution 

coordinate geometry

PQ and RS are two parallel lines. If the coordinates of P,Q, R and S are (1,q), (2,3), (3,4) and (5,2q) respectively , find the value of q.

10/31/17

A recipe that makes 16 brownies calls for 1/3 nuts. How many nuts are needed to make 24 brownies?

A recipe that makes 16 brownies calls for 1/3 nuts. How many nuts are needed to make 24 brownies?

10/31/17

A type of bacteria triples in number every 24h. There are currently 300 bacteria

Determine a formula to find the number of bacteria (B) after days(d). Use this formula to find the number after 9 days

10/31/17

Please help! This is urgent

The prime factorization of 243 is 3*3*3*3*3. Write 243 as the product of 2 powers of 3 in as many ways as possible.

The sum of 4 and 7 increased by 5

help please 

10/30/17

Seven more than six times a number is 17

Translate sentence into an equation.

10/30/17

Given f(x)=x^2-4x and g(x)=x-1, evaluate f(g(-1))

Given f(x)=x^2-4x and g(x)=x-1, evaluate f(g(-1))

10/30/17

writing a function rule

a car rental agency charges $35 per day to rent a car and $11.95 per day for a GPS. Customers are charged for their full tank of gas for $3.60 per gallon.  A car has 17 gallon gas tank and a GPS.... more

10/30/17

Sketch the graph of y = (x - 5)/((x - 7)(x - 1)(x - 11)). Show all x-intercepts and asymptotes

I know this one is pretty simple, but I don't usually see ones with this many binomials, so it would be awesome to see it worked out.

10/30/17

Approximate all real values x such that 2ln2 - 2ln(x + 2) = ln(x - 5)

Natural log has always confused me a bit, so problems like these tend to give me issues.

10/30/17

if Jessica has 19 candies, write and solve an equation to determine how many candies Dante has.

 Jessica has three fewer candies than twice the number Dante has. 

10/30/17

What is a simplified expression that represents the father's weight (in pounds)

A boy weighs x pounds. His younger sister weighs 32 pounds less than him. His father weighs 6 times as much as his sister.

methods of solving applications poster math

a peach drops from the top of a tree that is 36 feet tall. The distance from the peach to the ground can be modeled by the equation h=-16t^2+36, where h is the height from the ground and t is time... more

10/30/17

College (Online)

I am taking online classes and math has come up. I have had to do a lot of refreshing my memory and I have been able to do it on my own but when the below problems come up I have serious issues.... more
Ela

10/30/17

What impression do the authors create of Harriet Quimby by using facts and quotations?

What does it mean by impressions?

10/30/17

find the original fraction

The denominator of a fraction is four more than three times the numerator. If both numerator and denominator are increased by four, the simplified result is 925925. Find the original fraction. (Do... more

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