Step-by-step explanation:
50000000=3000*2.6^t.
2.6^t=50000÷3
t÷2.6=50000÷3
t=50000*2.6÷3
Answer:
60
Step-by-step explanation:
The ratio of Barbies is ...
Jenny : Sharon = 5 : 2 = 60 : 24 . . . . . . multiplying ratio values by 12
Jenny owns 60 Barbies to Sharon's 24.
Answer:
Jet ski is <u>29.688 db</u> Loud when a person is 48 feet away.
Step-by-step explanation:
Given:
∝
Distance of a person from Jet ski = 15 feet
Loudness of the sound = 95 decibels
We need to find the Loudness when the distance of person is 48 feet away.
Solution:
∝
so we get;
Where k ⇒ Constant.
first we will find value of k when
Substituting the values we get;
Now we need to find when
Hence Jet ski is <u>29.688 db</u> Loud when a person is 48 feet away.