Answer:
Step-by-step explanation:
3(0.3x + 1.3) = 2(0.4x - 0.85)
0.9x + 3.9 = 0.8x - 1.70
0.9x - 0.8x = - 1.70 - 3.9
0.1x = - 5.6
x = - 5.6 / 0.1
x = - 56
Answer: 48 kilogramos de fruta
Step-by-step explanation:
Hola, para resolver este problema simplemente hay que sumar las cantidades de cada fruta:
Kilos de manzanas + kilos de mangos+ kilos de naranjas:
Matemáticamente hablando:
34+12+2 = 48 kg
Elena compro 48 kilogramos de fruta en total.
Si quedo alguna duda no dudes consultar con un comentario.
The binomial cumulative probability with p=0.5 for 3+ successes is as follows:
for p=0.5 (50% success rate) it becomes:
the probability is 0.65625, or about 66%
It would be the letter A.
I hope this helps! <3