Mathematics: It takes Leena 2.1 hours to make 3 pies. How long does it take her to make 1 pie? A. 0.9 of an hour B. 0.5 of an hour C. 0.7 of an hour D. 1 hour

It takes Leena 2.1 hours to make 3 pies. How long

Ответ:

jeremiahsingleton

03.02.2022

Mathematics

3pies-2.1hours
1pies-?
2.1/3=0,7
Answer is C

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Ответ:

u8p4

18.06.2022

Mathematics

Hello,

$f^{-1}(f(58))=(f^{-1}*f)(58)=1(58)=58\\f(f(5)=f(9)=11\\$

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It takes Leena 2.1 hours to make 3 pies. How long does it take her to make 1 pie? A.
0.9 of an hour
B.
0.5 of an hour
C.
0.7 of an hour
D.
1 hour

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