kayla114035
29.01.2021 •
Mathematics
What does 28+87÷3⋅2^3 equal
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Ответ:
260
Step-by-step explanation:
28+29(23)
=28+(29)(8)
=28+232
Ответ:
7 spacers can be cut from the tube.
Solution:
Length of the tube: L=5 1/4 in=(5*4+1)/4 in=(20+1)/4 in→L=21/4 in
Number of spacers: n=?
Thickness of each spacer: t=3/4 in
n=L/t
n=(21/4 in) / (3/4 in)
n= (21/4) * (4/3)
n=(21*4) / (4*3)
n=84/12
n=7