Total number of outcomes of 7 from 10 = 10*9*8 / 3*2*1 = 120
probability of each outcoe is 0.85^7* (0.15)^(3) = 0.0010819
Required probability = 120 * 0.0010819 = 0.1298
The correct answer should be approximately letter b) 16x+32y=144 x+y=7
Answer:
600 minutes
Step-by-step explanation:
34+41=75
75×8=6000
Mark me as brainliest if this helps!