An experiment consists of flipping a fair coin 4 times. What is the probability of obtaining at least one head?
1 answer:
1/2 * 1/2 * 1/2 * 1/2 = 1/8
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<span>2^x+4 -12=20
</span><span>2^x+4 = 20+12
</span><span>2^x+4 = 32
</span><span>2^x+4 = 2^5
x+4 = 5
x = 1
answer is </span><span>B. x=1</span>
Answer:
he can travel 495 km in 9 hr
distance covered in one hr = 275\5
55
distance covered in 9 hrs =495
Answer:
Step-by-step explanation:
Answer:
B 5
Step-by-step explanation:
it is the same ratio as the red
You need to multiply the two numbers. Or you can use long addition.
