Basic operations and concepts - math word problems - page 255 of 321
Number of problems found: 6415
- Coils of transformer 
 What voltage is generated on the secondary coil of the transformer, which has 1500 turns, if the primary coil is connected to a voltage of 120 V and has 500 turns? What is the transformation ratio, and what kind is the transformation? - Worker's performance 
 Fifteen workers paint a 180 m fence in 3 days. In how many days will nine workers paint a 360 m fence? We assume that each worker has the same, constant, and unchangeable performance. - Two villages 
 On the map with a scale of 1:40000 are drawn two villages actually 16 km away. What is their distance on the map? - Interest rate 
 At what annual interest rate would we get an interest of 60 euros on a deposit of € 6,000 for three months? - Simple interest 2 
 Find the simple interest if 16050 USD at 4.9% for 9 months. - 9th-grade  5864  
 9th-grade students were marked 28 students. ... .1 25% of students. ..2 40% of students. ..3 How many students were there in the 9th grade? - Average age 
 The company of five people has an average age of 46 years. The average age of the first four is 43 years. How many years has the fifth member of this company? - Resistance 80351 
 We connected two resistors in parallel in the circuit, with the first having three times the resistance of the second. The voltage between the terminals of each resistor is 6 V. Calculate the current through each branch when the resulting resistance of bo - A beauty 
 A beauty supply company has 53 liters of 5% hydrogen peroxide solution on hand and a nearly limitless amount of a solution containing 35% hydrogen peroxide. How many liters of the 35% hydrogen peroxide solution should the company add to the 5% hydrogen pe - Corresponding 60311 
 The drink was mixed from one hundred percent juice and water in a ratio of 1.5 liters of juice to 2.5 liters of water. Calculate how many liters of this drink will be created by mixing 1 liter of water and juice in the corresponding ratio. Calculate how m - Kilometers  46161  
 Tourists missed 15% of the entire route on the first day and a fifth of the rest on the second day. They still had 34km to go. How many kilometers did they travel the next day? - Installment 38011 
 We borrowed CZK 150,000 at a monthly interest rate of 2%. Interest is added at the end of each month, and we immediately pay an installment of CZK 30,000. How much will we owe in five months? - Withdraw  37161  
 We will deposit € 8,500 into the bank at 1.3% interest and withdraw € 8,700. How many years do we have to wait? Round to 2 decimal places. - Semiannually compound interest 
 If you deposit $ 5,000 into an account paying 8.25% annual interest compounded semiannually, how long until there is $9350 in the account? - Solution  3092  
 How many liters of 80% alcohol need to be mixed with 4 liters of 40% alcohol to get 70% alcohol? How many liters of 70% solution do we get? - Scouts 
 Three scouts went on a three-day trip. On the second day went 4 km more than the first day. The third day went two times less than the first day. They went along 54 km. How many kilometers went every day together? - Profits 
 Two members will make a profit of 52,000 EUR. The first earned 8% more and the second 10% more and thus earned 56,700 EUR together. How much will each initially earn? - Gutter pipe 
 How many m² of sheet metal is required to produce a 12 m long and 18 cm wide gutter if a 7% bend is required? - Balls 
 Ping-pong balls have a diameter of approximately 5.5 cm. It is sold in boxes of 8 pieces: each box has a cuboid shape with a square base. The balls touch the walls of the box. Calculate what portion of the internal volume of the box is filled with balls. - Gutter 
 How much metal is needed to produce 60 pieces of gutter pipes with the diameter 17 cm and length of 6 m? The plate bends add 6% of the material. 
Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question. 
 