2 и 3 задание,помогите пожалуйста. Created by Normarpeopleskareme. matematika-ru

2 и 3 задание,помогите пожалуйста...

Normarpeopleskareme @Normarpeopleskareme

September 2021 1 19 Report

2 и 3 задание,помогите пожалуйста

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Flash3146 (6*1,2)-120
1,5*4-x
(6*1,2)x=(1,5*4)*120
7,2x=720:7,2
x=100(м)
Ответ:100 метров(
#3
а)100+10+16=126(%)
б)100-22-21=57(%)
в)(100+15):2=57,5(%)

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