# Difference between revisions of "TADM2E 1.21"

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1 million seconds = 11.5740741 days | 1 million seconds = 11.5740741 days | ||

+ | |||

+ | ---- | ||

+ | |||

+ | |||

+ | Possible approach: | ||

+ | a) There are 3600s in an hour | ||

+ | b) Eliminating the thousands, we get 1000 / 3.6 | ||

+ | c) 3.6 is about half-way between 3 and 4, thus the result is about | ||

+ | (1000/3 + 1000/4)/2 ≈ (333+250) = 583/2 ≈ 290 | ||

+ | d) About 12 days (240 + 48) | ||

+ | |||

+ | [[introduction-TADM2E|Back to ''Introduction ...'']] |

## Latest revision as of 22:03, 10 December 2015

1 million seconds = 277.777778 hours

1 million seconds = 11.5740741 days

Possible approach:

a) There are 3600s in an hour b) Eliminating the thousands, we get 1000 / 3.6 c) 3.6 is about half-way between 3 and 4, thus the result is about (1000/3 + 1000/4)/2 ≈ (333+250) = 583/2 ≈ 290 d) About 12 days (240 + 48)