or problem

or problem

Math 171 matrix problems A hospital dietitian must plan a dinner menu that provides 35g of protein, 50.5g of carbohydrates, and 370mg of calcium. The hospital food service tells the...

Jerry can detail a car by himself in 50 minutes. Sally does the same job in 1 hour. How long will it take them to detail a car working together? How long will it take to derail the...

Bearsandme, Peas & Corn, At play by jc/eaglei, and Cascadeclimber sat down in the room to paint bird houses for the Audubon Bird House Event Cache. Their instructions were that each time...

The width of a rectangle is 7 feet less than its length. If the area of the rectangle is 170 square feet, then find the length and width. Length= Width=

This is a question i was curious about

A health club charges a yearly membership fee of $110, and members must pay $2.00 per hour to use its facilities. How many hours did Jillian use the club last year if her bill was $450?

The admission fee at an amusement park is $1.50 for children and $4 for adults. On a certain day, 303 people entered the park, and the admission fees collected totaled 792.00 dollars. How many children...

A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 7large boxes and 9small boxes has a total weight of 234 kilograms. A delivery of 5large boxes and 3small boxes...

With the wind, a plane can fly 1615 miles in 3.5 hours. Against the same wind, the trip takes 4 hours. If the airspeed of the plane is 444 mph, what is the speed of the wind?

Translate the sentence into an equation. Use the variable y for the unknown number.

Assume that a human heart is capable of beating about 2.8 billion times in a lifetime. If a person’s average heart rate is 72 beats per minute, what is that person’s life span? Express your answer...

write an equation in slope-intercept form

There are 25 terms to learn from the exam. 15 of these terms will be on the test, to which the student must define 10. What is the least amount of terms the student will have to learn to guarantee...

This is a question related to multiplying polynomials. I don't understand what the width is supposed to be.

I need help for college algebra

With the wind, a plane can fly 1615 miles in 3.5 hours. Against the same wind, the trip takes 4 hours. If the airspeed of the plane is 444 mph, what is the speed of the wind?

My question is would I (18-x)(12-x) or (18-2x)(12-2x)

Alexander Litvinenko was poisoned with 10 micrograms of the radioactive substance Polonium-210. Since radioactive decay follows a compounded continuously model, we can determine the amount of substance...

Karen paid $1.20 for 6 pencils and 4 erasers at the school store. Trey paid $1.10 for 8 pencils and 2 erasers at the school store. How much does an eraser cost?