t = 
multiply both sides by 6rt
6crt = 1 ( divide both sides by 6ct to obtain r )
t =
Answer:
the above images shows the answer to the question
Answer:
Step any explanation:
t & 1/r
t = k/r
When t =6 and r = 5
k = tr
k = 6×5
k = 30
Constant of proportionality is equal 30
Answer: 16
Step-by-step explanation:
Subtract her age by her son’s age
Answer:
3.13 kilograms used for the second cake
Step-by-step explanation:
because the fractions have different denominators you have to multiply the denominators together to figure out what to change them too. but instead you can just figure out what the decimal for each is. 1/3 is 0.33, and 4/5 is 0.80. all you do is add these together to get 1.13. so now all you do is add 2+1.13 to get 3.13.
