Snowdon has a height of approximately 1100 metres above sea level.

assuming that temperature decreases by 1°c for every 100 metres above sea level, work out the temperature at the summit of snowdon when the sea level temperature is 4°c.

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above

11

step-by-step explanation:

32.50-7.50=25

225/25=11

coins of silver or gold

step-by-step explanation:

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.