What's four and two fifths plus six and three fifths

It's 11

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2. How many minutes is one degree equal to? Why? Is it the "minute" of time? If it is the "minute" of time, is it the "minute" or the "minute"?
3. 1.6 hours is a few minutes
4. What's the scenery behind the modern 1 yuan, 2 yuan, 5 yuan, 10 yuan, 20 yuan, 50 yuan and 100 yuan RMB?
5. Zhang Fan has 60 denominations of ten yuan, five yuan and two yuan, with a total value of 350 yuan. The total value of two yuan and five yuan is 130 yuan. How many are there in each of the three denominations
6. 1000 watts * 1 hour = 1 kilowatt, 1 kilowatt can be used for 1 hour, 1 kilowatt can be used for 0.04 kilowatt, how many hours? In X hours, 0.04 * x = 1 kWh X = 25, right
7. After 13 hours of 0.7 kwh, how many W? How many hours of 1 kwh?
8. The annual electricity consumption of a certain place was 0.8 yuan, The annual electricity price of a place is 0.8 yuan / kWh, and the annual electricity consumption is 100 million kwh. This year, the electricity price is planned to be adjusted to 0.55-0.75 yuan. According to calculation, if the electricity price is adjusted to X Yuan, the new electricity consumption of this year is y billion kWh and (x-4) is in inverse proportion, and when x = 0.65 yuan, y = 0.8 (1) Find the functional relationship between Y and X; (2) When the electricity price is adjusted to 0.6 yuan / kWh, what is the electricity consumption in this year
9. What is the symbol of 10000 kwh?
10. How much standard coal is 300000 kwh?
11. One fifth multiplied by twenty-seven and three fifths multiplied by forty-one are equal. Simple calculation
12. -How much is three fifths to four fifths
13. 5 (5 / 11) is about 5 minutes 27 seconds
14. What is three seventh and four fifths
15. One and three fifths: (x-0.45) = five and one-third, what is x equal to?
16. Two thirds of a number is equal to three fifths of 45
17. What's 28 percent, 42 percent, 48 percent, 56 percent
18. What's five out of fifteen plus one
19. 15 out of 36 equals 1 out of 36 plus 1 out of 36 plus 1 out of 36?
20. Eight and three fifths minus 3x is six and one-half