1/40+1/50=1/n
5/200+4/200=1/n
9/200=1/n
9n=200
n=200/9 minutes for both of them to prepare the field
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Answer:
they should buy three more for the 5th grade to match the 4th grade
Answer:
x=3
Step-by-step explanation:
Cross mutiply and x is equal to 3
Answer:
Original Figure: (-4 ,-8)
The Point in the final figure (1, -2)
Step-by-step explanation:
Hip Breadths and Aircraft Seats
Engineers want to design seats in commercial aircraft so that they are wide enough to fit 98% of all males. (Accommodating 100% of males would be too expensive.) Men have hip breadths that are normally distributed with a mean of 14.4 in. and a standard deviation of 1.0 in. Find P 98. That is, find the hip breadth for men that separates the smallest 98% from the largest 2%.
