Answer:
1 / 7
Step-by-step explanation:
Given the distribution above :
P(grade B or higher) can be defined explicitly as :
P(Grade A) + P(Grade B)
P(grade A) = 2/35
P(Grade B) = 3 / 35
Hence,
P(Grade B or higher) = 2/35 + 3/35 = 5/35 = 1/7
Answer:
240 cm
Step-by-step explanation:
8x=12(x-10)
8x = 12x -120
120 = 4x
30 = x
9:35........................
Answer:
train a weighs 310 tons and train b weighs 303 tons
Step-by-step explanation:
It is 2.4 because 16 goes twice and the remainder is 4