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First make an estimate. Then write an equation with a letter standing for the unknown quanity. Finally, solve problem. Show work using numbers, labled sketches, or words.   Quinn made...

Brian has some boxes of paper clips. Some boxes hold 10 clips and some hold 100. He has some paper clips left over. He has three more boxes with 100 paper clips than he has boxes with 10 paper clips...

Find another value of b representing the cost of the water bottle that makes zero profit for the senior council. Quadratic equation: f(x)=-25x^2+300x-500

A small business invests \$8000 to produce a new candy bar. Each bar cost \$1.29 to produce and sells for \$2.00. How many candy bars must be sold before the business breaks even

170 business executives were surveyed to determine if they regularly read Fortune, Time, or Money magazines. 76 read Fortune, 67 read Time, 48 read Money, 44 read exactly two of the three magazines,...

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...

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...

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=

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 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?

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?

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...

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...