Two hours and 15 minutes is a fraction of an hour

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• 1. An hour and 15 minutes is a fraction of an hour
• 2. 4 hours 15 minutes = what time 15 minutes = 0.15 * 60 = 9 how to calculate 4 hours
• 3. Cut the 5-meter-long rope into 8 sections on average. How long is each section? How many parts of each section?
• 4. Cut a 3-meter-long rope into 4 sections on average, and each section accounts for 3 meters of () (), each section is () () meters, which is 1 meter of () ()
• 5. Divide an 8 / 9 meter rope into four sections. What's the length of each section? What's the length of each section
• 6. Divide the 3-meter-long rope into 7 sections. How much is the length of each section? How many meters is the length of each section?
• 7. The 6-meter-long rope is divided into seven sections, each of which accounts for several parts of the total length, and each section is several parts of the length
• 8. Divide the 3-meter-long rope into 7 sections, each section is () meters long, and each section is a fraction of the total length
• 9. Divide a 5-meter-long rope into seven sections. How many meters long is each section? Pay attention to the name of the unit with meters! Try to play as complete as possible!
• 10. The problem of discontinuity The number of discontinuities of function f (x) = SiNx / x + e ^ X / 1-x is? When x = 0, there is a discontinuous point? Why is this? Is the point function undefined, or does the limit not exist, or does the limit exist but not equal to the value of the point function? 1-x is the denominator as a whole. Why isn't the function defined at 0?
• 11. Five decimeters is a fraction of a meter. 25 minutes is a fraction of two hours Five decimeters is a fraction of a meter. 25 minutes is a fraction of two hours
• 12. 15 minutes = fraction of an hour
• 13. What fraction of an hour is 25 minutes? Please, thank you
• 14. 30 points = several parts of the time 250 kg = several parts of the ton 125 m = several parts of the thousands of meters 70 g = several parts of the thousands of grams 15 points = several parts of the time 8 cm = fraction of a decimeter 8 cm = a few tenths of a decimeter
• 15. 2 and 1 / 2 hours: 50 minutes = (): () = fraction = ()
• 16. 50 grams more than 25 grams
• 17. 24 km is 20% more than () km; 15 g is 20% less than () km
• 18. 20 g is 50 g (), 20 g is less than 50 g (), 50 g is more than 20 g ()%
• 19. The number of a is 25% less than that of B, and the number of a and B is 82% more than that of a kilogram The number of a is 25% less than that of B, and the number of a and B is 25% less than that of B It is judged that 82% of the number of people with 820 grams per kilogram is 20% of the number of people with a, and the ratio of number B to number a is 1:5 The price of a commodity is reduced by 20% and then raised by 25%. The current price is equal to the original price
• 20. 820 grams is more than 82% of a kilogram, please