Silakan isi kotak-kotak di depan nomornya di bawah ini dengan huruf a, b, c, atau d
1. Alyna invested one-fifth of her money to buy plantations and two-fifths of her money to buy property. The rest was IDR 25 billion. What was the original amount? 2. Supiani prepares IDR 200 billion for new investments. If for this investment, Supiani buys plantations for IDR 20 billion and 2 shop houses at a price of IDR 5 billion per shop, and builds 5 hotel with a cost of IDR 25 billion per hotel. How much money is left for the investment? 3. If 20% of x is 2a and 45% of x is 1/2 b, then what is the percent a + b of x ? 4. Six workers can complete a job in 4 days. How many workers are needed to complete the work in 1 day? 5. What is the number of 47 people and 9 people? 6. Four years from now a mother will be 3 times her child's age. Six years ago the mother was 24 years older than her child. How old is the child now? 7. If p is any positive number, x = 3p + 5, and y = 2p + 4, then 8. In a meeting, the committee invited 50 women and 70 men. It turned out that from the invitations, only 40% women and 50% men were present from the total number of invitees. How many percent of guests were present? 9. Andra Farm bought some calves for IDR 6,000,000. Andra Farm then sold them for IDR 7,500,000 and made a profit of IDR 300,000 for each calf. How many calves did he buy or sell? 10. Arie has half of Iswandi's money. If Iswandi gives IDR 5 billion to Arie, then Arie will have IDR 4 billion less than Iswandi's last money. How much money do they have? 11. How many eggs can be purchased for IDR 20,000,- if for IDR 4,000 you will get 3 eggs? 12. Rusdi and Farni shop at the traditional market. Rusdi has to pay IDR 10,700,- for 4 packs of instant noodles and 3 cans of sweetened condensed milk. Farni has to pay IDR 14,900,- for 3 packs instant noodles and 5 cans of sweetened condensed milk. How much does a pack of instant noodles cost? 13. Naufal is 7 years older than Rizki. Rizki is 2 years younger than Hilmy. How many years is Naufal and Hilmy's age difference? 14. Purwoko bought 50 cows for IDR 18,000,000 per head and 2 months later bought 25 cows for IDR 16,800,000 per head. If Purwoko wants the average price of the cows IDR 17,400,000 per head, what is the price per head to be paid to buy an additional 25 cows? 15. Each student in a class likes to swim or play tennis. If there are 30 students in the class, 27 students like swimming and 22 students like to play tennis, then those who like to swim and playing tennis is .... 16. Buddhist's grades include the 16th from the top and the 16th from the bottom in his class. How many students are in the class? 17. Budi likes to collect cars. The average price of the cars he owns is IDR 50.000,- per piece. Budi's pocket money a day is IDR 5.000,- . Budi has collected 10 cars in 2 months. The statements below that can explain the above are: 18. 9 is 150 percent of ? 19. Bambang sells an item for IDR 80,000,- and earns 25% profit from the purchase price. What is the purchase price of the item? 20. Hilmy bought two copies of books and a ballpoint pen for IDR 4,000,-. Meanwhile, Rizki bought 3 copies of books and four ballpoint pens at a price of IDR 8,500,-. How much does one stick cost? ballpoint ? 21. How much must Danish save to the bank, so that within 1 year his money becomes IDR 448 million. If the bank interest is 12% per year? 22. Four (4) people dig a ditch and finish in 7 days. How many people are needed to dig a ditch in 1/2 day? 23. If x = 0.178 + 6.017 + 5, 278925 and y = 12, then 24. Five people work on the excavation and it can be completed in 12 days. In how many days will the work be completed if 30 people are added? 25. 1/3 to 5/6 equals .... 26. Yayasan Makmur has 460 workers and still has the possibility to receive 25 new employees every week. However, every week 5 workers leave. In how many weeks will Yayasan Makmur have 600 employees ? 27. Three men, X, Y, and Z collect IDR 140,000,-, IDR 180,000,-, and IDR 220,000,-, respectively, for their working capital. . Profit sharing is proportional to the amount of paid-in capital. If the business makes a profit of IDR 150,000,-. How much profit will Z receive? 28. If x rupiah is divided equally among n people, then each will get a share of IDR 60,000.00. If another person joins the group above and x rupiah is divided equally, then everyone now earn IDR 50,000.00. How many rupiahs x? 29. Andika asks how old he is with the statement: "I am now three times as old as my nephew, and five years ago I was five times as old as my nephew". How old is Andika? 30. Andra Farm called 44 male applicants and 58 female applicants. Only 80% male applicants and 30% female applicants came for the interview. Participants were interviewed in 3 batches. How many interviewers were needed, if each interviewer interviewed at most 4 applicants? 31. 20 people in a shop earn IDR 7,500 per hour for each person. 10 people each earn IDR 12,500 per hour. How much money should be given to all of them in 7 hours each days? 32. In a meeting, the number of male participants compared to female participants is 5: 2. If there are 5 male participants who go, the ratio becomes 2: 1. How many participants in the meeting? 33. In a class there are 30 students and the average score on the math test is p, their math teacher raises each student's score by 10. What is the student's new average score ? 34. In a coop there are 50 chickens, 27 roosters, 18 of which are black, all black are 35, so the number of non-black hens is .... 35. City C has a population of 400,000 people which each year increases by 20,000 people. City D has a population of 1,250,000 people, which annually decreases by 30,000 people. In how many years will these two cities become same ? 36. Students of a class will have a picnic by bus. The number of female students is 2 times more than male students. The cost per student is IDR 450.00 and the amount of money collected is IDR 13,500, 0o. How many male students took a picnic? 37. If n is divided by 7 then the remainder is 3, then what is the remainder if 5n is divided by 7? 38. Jono will receive a commission of 6% from the sale of goods worth IDR 3,000,000. Within a month Jono receives a commission of IDR 900,000 after he sells several items A for IDR 300,000 per unit and item B IDR 400,000 per unit. How many units of item A has been sold by Jono if the ratio of goods A and B sold is 1/3? 39. Bambang, Ruslan, and Joni divide the money. Bambang gets 3 times more than Joni, Ruslan gets twice as much Joni. The total amount of money distributed is IDR 900 million. Bambang obtained ? 40. To form the board of an organization, there are 2 candidates for chairman, 3 candidates for secretary, and 2 candidates for treasurer, and no one is nominated for two different positions. The formation of a management structure consisting of a chairman, a secretary, and a treasurer, can be done in how many ways?
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