Answer:
1/7
Step-by-step explanation:
The probability of picking an even number is 3/7.
Without putting the first card back, the probability of picking an even number again is 2/6.



Answer:
5.31x=9.28-6.65
5.31x=2.63
×=2.63/5.31
x=<u>2</u><u>.</u><u>63</u>
5.31
Answer:
17
Step-by-step explanation:
both m's substitute for 4
4+4+9
8+9
17
Answer:
35m
Step-by-step explanation:
120m
Rojo: 1/8 . 120m --- el resto son 7/8 . 120m
Azul: 1/3 . 7/8 . 120m = 7/24 . 120m = 7/2 . 10m = 70m / 2 = 35m