Question

Am nevoe de testu rezolvat rapid
Dau coroana si puncte .​

Answer 1

1- 21/35=> (Simplificăm cu 7) 3/5

2-6/12=13/26
1/2=1/2

3-a) x/25=4/10
10x=100
X=10

B)40=5/x
40x=5
X=5/40=1/8

Answer 2

1. 21/35 = 3/5

2. 12/6 = 26/13

3. a) X = 25 • 4 / 10 = 10

b) x = 5/40 = 1/8

4.

a) 68% b)123% c)45% d) 37%

5. 15%....24 fete

85%.....X X=136 alții

136 + 24 = 160 participanți

6. 5 + 7 + 6 = 18/3 = 6 ani