Answer: hypothesis testing with a null hypothesis that the number of customers is less than or equal to the usual number.
Step-by-step explanation:
Your question isn't complete as you didn't provide the options. These are given above.
Based on the options, the calculation that would help them determine the most likely range of customers arriving for that meal is a hypothesis testing with a null hypothesis that the number of customers is less than or equal to the usual number.
Answer:
x=70
Step-by-step explanation:
When you multiply a whole number by a fraction, multiply the whole number by the numerator ( top number) and then divide by the denominator (bottom number).
8 x -8/9 = (8 *-8)/9 = -64/9 = -7 1/9 = -7.1
Answer:

Step-by-step explanation:
The dimensions must be the same
10 yards = 10 × 3 feet = 30 feet
ratio =
= 