if as many 7-inch pieces of wire as possible are cut from a wire that is 3 feet long ,what is he total length of the wire that is left over?(12 inches=1foot)A.1 inch B 2 inches C 3inchesD 4 inches E 5 inches
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![if as many 7-inch pieces of wire as possible are cut from a wire that is 3 feet long ,what is he total length of the wire that is left over?(12 inches=1foot)A.1 inch B 2 inches C 3inchesD 4 inches E 5 inches](/uploads/image/z/4888038-30-8.jpg?t=if+as+many+7-inch+pieces+of+wire+as+possible+are+cut+from+a+wire+that+is+3+feet+long+%2Cwhat+is+he+total+length+of+the+wire+that+is+left+over%3F%2812+inches%3D1foot%29A.1+inch+B+2+inches+C+3inchesD+4+inches+E+5+inches)
if as many 7-inch pieces of wire as possible are cut from a wire that is 3 feet long ,what is he total length of the wire that is left over?(12 inches=1foot)A.1 inch B 2 inches C 3inchesD 4 inches E 5 inches
if as many 7-inch pieces of wire as possible are cut from a wire that is 3 feet long ,what is he total length of the wire that is left over?(12 inches=1foot)
A.1 inch
B 2 inches
C 3inches
D 4 inches
E 5 inches
if as many 7-inch pieces of wire as possible are cut from a wire that is 3 feet long ,what is he total length of the wire that is left over?(12 inches=1foot)A.1 inch B 2 inches C 3inchesD 4 inches E 5 inches
有一根3英尺的电线,把他分成7英寸长的电线,问分了几次后,共剩下多长的电线?(1英尺=12英寸)
那这根电线共3*12=36英寸,最多分成5根7英寸长的电线,那么用了5*7=35英寸,最后剩下的只有1英寸
答案选a
A
A
3 feet=(12*3) inches=36 inches
36 inches 可以截得最多5个7-inch 的线,最后剩下1 inch
选A
A
3 feet = 36 inches
36=5*7+1
截去5个7英寸之后,就剩1英寸了
希望对你有帮助
A,电线共36inches,应取7的倍数,余下1 inch