Search 79,440 tutors

the manager of a store selling tea plans to mix a more expensive tea that costs \$8 per pound with a less expensive tea that costs \$5 per pound to creat a 120-pound blend that will sell for \$7.10 per...

Jim had a basket of pears. He gave half of them to his friend and then gave six more to his aunt. Then he gave 2/3 of what was left to his mother. Finally, he ate one pear and there were four more...

A farmer decides to enclose a rectangular garden, using the side of a barn as one side of the rectangle. What is the maximum area that the farmer can enclose with 40ft of fence? what is the larger...

A society of 12 people had to pay \$1224. A group of it didn't pay and each one of the others payed \$34 more than what they had to pay to cover the non-payer's dues. The number of people who didn't...

√An aircraft flew due East from P to Q at U1km/h. Wind speed from the South West was Vkm/h. On the return journey from Q to P, due West the aircrafts speed was U2km/h, the wind velocity  being...

the fee to rent a concert hall is \$2,250 per plus \$150 per hour to pay the support staff. For how many hours can the orchestra rent the hall and stay within the budget of \$3,000 ?

The chocolate factory makes a dark chocolate that is 31% fat and a white chocolate that is 47% fat. How many kilograms of dark chocolate should be mixed with 300 kilograms of white chocolate to make...

A pharmacist wishes to mix a solution that is 2% Minoxidil. She has on hand 70 ml of a 1% solution and wishes to add some 4% solution to obtain the desired 2% solution. How much 4% solution should...

X the average distance from the earth to the moon is 3.844*10^8 meters. if the length of an average pencil is1.8^-1 meters approximately how many pencils would need to be connected together to reach...

A reflector is fastened to the front wheel of a bicycle 20 cm from the center oF the wheel. The diameter of the wheel and inflated tire is 70 cm. If the bike is traveling at 10 km/h, express...

Jeremy is between 20 and 60 years old. If you divide his age by 4, there will be no remainder. Next year you will be able to divide his age by 7 without a remainder. How old is Jeremy now?

candy and tim share a paper route. it takes candy 54 minutes to deliver all of the papers whereas tim takes 108 minutes. how long does it take them when they work together