.45 of all students buy there lunch in the cafeteria each day. What percent of all students DO NOT buy their lunch in the cafeteria each day.

.45 of all students buy there lunch in the cafeteria each day. What percent of all students DO NOT buy their lunch in the cafeteria each day.

He has 55 dollors he is gonna save 3.50 dollars each week he needs to get to 111 dollors

?Janet , an experienced shipping? clerk, can fill a certain order in 88 hours. Felipe?, a new? clerk, needs 99 hours to do the same job. Working? together, how long will it take them to fill the?...

It's algebra. The original was a simultaneous equation - xy=2 and x+1=y. I substituted the y in and got x^2 + x = 2. I then tried to solve but all I got was x= the square root of (2-x)

Nicolas mixes three solutions of acid with concentrations of 10%, 15%, and 5%. He wants to make 30 L of a mixture that is 12% acid and he uses four times as much of the 15% solution as the 5% solution...

The theatre had $1090 in receipts for 180 people for one night, How many children tickets and how many adults tickets were sold? algebra word problems. use (let = ) statements

three less than three times a number is 5/6. what is one more than twice the number ? a. 2 2/3 b. 3 4/9 c. 3 5/9 d. 2 1/2

given volume of a bo, its lengt, and width express the height of the box as a function in x. Volume is 12x^3 + 20x^2 - 21x -36, length is 2x + 3, and width is 3x - 4

You have five more dimes than quarters, and the total amount of money is $2.95. How many dimes and quarters do you have?

You have five more dimes than quarters, and the total amount of money is $2.95. How many dimes and quarters do you have?

You have exactly 20 coins, consisting of dimes, nickels and quarters. There are 10 nickels. If the total value of all 20 coins is $1.95, how many of each coin do you have?

Write the? slope-intercept equation for (4,2) (3,-1)

A boat takes 3 hrs to go 24 mi upstream against the current. It can go downstream with the current a distance of 48 mi in the same amount of time. Determine the speed of the boat in still water and...

How many ounces of 20% and 35% acid solution should be mixed to produce 15 oz of 30% acid solution?

Melinda earns 155 less then barbara per week. Combined income of these two people is 401 per week. How much per week does each person earn.

An artist shops online for tubes of watercolor paint. The cost is $16 for each 14-mL tube. a. Write a function representing the cost C(x) (in $) for x tubes of paint. b. There is a 5...

In a country the number of students who completed high school and enrolled in college that same year increased from 1.4 million in 2002 to 1.9 million in 2006. a) Find an equation for the line...

Given n(x)=x2-9 m(x)=x+3 p(x)=sqrt(x+1) Use the functions to find: a. (n-m)(-6) b...

A car travels 780mi at a certain speed. If the speed had been 5 mph faster, the trip would have been made in 1 hr less time. Find the speed

Given m(x)=x+3, p(x)=sqrt(x+1) Find (m*p)(x) and write the domain of m*p in interval notation.

Christine V.

Math, Portuguese (BR), & Beginner Japanese

Bronx, NY

4.9
(261 ratings)

Conrad R.

Engineer and Math Tutor

Astoria, NY

5.0
(3 ratings)

Nikunj P.

Math and Science Specialist, Over 14 Years of Educational Experience

Scarsdale, NY

4.9
(122 ratings)