Determine whether the data described are qualitative or quantitative:The weights of subjects in a clinical trial of a new drug.
1 answer:
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Answer:
19.20 seconds.
Step-by-step explanation:
Given:
She invited 150 friends.
But she only had 5 activities for her friends and her party only lasted 4 hours.
Question asked:
How much time will each friend get on each activity ?
Solution:
First of all convert 4 hours into seconds:-
1 hour = 3600 seconds
4 hours = 3600 4 = 14400 seconds
<u>By unitary method:</u>
150 friends get time in 5 activities = 14400
1 friend get time in 5 activities = 14400 150 = 96 seconds
That means <u>each friend get 96 seconds in all 5 activities.</u>
Each friend get time on each activity = ?
Each friend get time on 5 activities = 96
Each friend get time on 1 activity = 96 5 = 19.20 seconds
Thus, each friend will get 19.20 seconds on each activity.
Answer:
300 %
Step-by-step explanation:
Length of the larger cube =4 cm
So volume
Length of the smaller cube = 1 cm
Volume of the smaller cube
So total number of smaller cube
Surface area of the larger cube
Surface area of the 64 smaller cube
So percentage increase in surface area %