SOLUTION: Pls help me! super urgent! 1. twenty-four more than thrice a number is five times the number. What is the unknown quantity? 2. Cora is six years older than five times the a

Question 204920: Pls help me! super urgent!
1. twenty-four more than thrice a number is five times the number. What is the unknown quantity?

2. Cora is six years older than five times the age of her grandson Ogie. If the sum of their ages is 114, find the age of each.

3. Fourteen years from now, Issa will be thrice her age six years ago. How old is Issa at present?
4. Mylene deposited $70,000 in IMPOK savings bank and $50,000 in TIPID bank. IMPOK savings Bank pays an interest that is 2% greater than that which Tipid Bank Pays. After a year Mylene earns an interest of $11,000. What rate of interest does each bank pays?

5. The ten's digit of a three-digit number is two less than the hundred's digit while the one's digit is three more than the ten's digit. If the sum of the digits is one less than four times the ten's digit, what is the number?

6. A piggy bank has 26 coins in fifty centavos and one-peso denominations. The value of 50-centavo coins is 30% of the total content of money in the piggy bank. How many of each coin are there?

7. An alloy contains 20% gold and another contains 40% gold. How much of each must be mixed to produce 200kg of 25%gold?

8. A dairy man wishes to prepare cream containing 5% butterfat. How much cream of 25% butterfat must be added to 50 kg of cream approximately containing 4% butterfat?

9. Mart is twice as old as Nald. In six years, he will be four times as old as Nald was three years ago. What are their present ages?

10. A freight train traveling at a rate of 60kph leaves a city. Three hours later, an express train whose average rate is 80kph leaves the same city traveling in the same direction. How long will it take the express train to overtake the freight train?

11. Two cars start from the same point at the same time and travel in opposite directions. The faster car travels 12 miles per hour faster than the other. If after six hours, the cars are 648 kilometers apart, what is the speed of each car?

12. Two ships leave North Harbor and sail in opposite directions. if the faster ship travels at a rate of 42 kph and the slower ship sails at a rate of 34kph, in how many hours will the two ships be 190 kilometers apart?

13. A train left the station at 9 a.m. traveling at 50 mph. At 11 p.m., an airplane left the same place in the direction at 175 mph. At what time did the plane overtake the train?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
You're posting too many problems. The tutors will ignore them.
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