18/11=3 целых шесть/11
38*6 знаменатель 11
1.
1) A dog can`t dance.
2) A cat can`t sing.
3) A frog can jump.
4) A horse can run.
5) A bird can fly.
7) A fish can swim.
2.
1) I can read.
2) My sister can`t sing.
3) My mummy can swim. My mummy can`t fly.
4) My daddy can`t dance.
5) My brother can climb.
6) My grandmather can run.
7) My grandfather can swing. My grandfather can`t sing.
70-28=42(кг)-истратили
70-42=28(кг)
Ответ:на 28 кг сахара
<span>2,5x-8=12-2,5x
2,5х+2,5х=12+8
5х=20
х=20:5
х=4
</span><span>16,4x-4,8=6,4x+5,2;
</span>16,4х-6,4х=5,2+4,8
10х=10
х=10:10
х=1
2часа 40 минут=160 минут
160:8=20