Convert into like fractions -->
1/3 = 7/21 4/7 = 12/21
7+12 = 19
19/21 is spent therefore he has 2/21 left
The longer piece of wire is 42.5
The shorter piece of wire is 37.5
37.5+42.5=80
37.5 matches the requirements because it is 5 smaller than 42.5 :)
Mark as BRAINLIEST please :)
1+3+6=10
40=10 units
diidde by 10
4=1unit
4 times 1=4
4 times 3=12
4 times 6=24
they paid $4, $12 and $24
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