Answer:
1.6 hours
Step-by-step explanation:
Juts divide the number of minutes by 60 and then round to the nearest tenth
95 ÷ 60 = 1.58333 = 1.6
Answer:
Angle A would be 10
Step-by-step explanation:
The reason is because 10+20 is 30 so if you got from 30 and skip by 20's you'd get 170
tan x = sin x cos x
im pretty sure thats right
Answer:
2.52 dollars
Step-by-step explanation:
subtract
Answer:
693 Years
Step-by-step explanation:
Given an initial amount and k (a negative constant) determined by the nature of the material, the amount of radioactive material remaining at a given time t, is determined using he formula:
If a certain radioactive isotope decays at a rate of 0.1% annually.
The half-life of the isotope is 693 years.