Answer:
18.9
Step-by-step explanation:
361-4 = 357
the root of 357 is 18.9 when rounded
Answer:
30
Step-by-step explanation:
3/5 = he has 5 at the end.
gave 2/3 to son which means 15 out of 10 to son.
gave half to daughter which is 15/30, so he ends up with 2 and the least amount he can start with is 30.
Answer:
3.93 (approx.)
Step-by-step explanation:
3 ^ x + 6 = 3 ^ 4 can be rewritten as 3 ^ x = 3 ^ 4 - 6, or
3^x = 81 - 6 = 75.
Then 3^x = 75, or
x*ln 3 = ln 75
Solving for x:
x = (ln 75) / (ln 3) = 3.93 (approx.)
Answer:
time = distance / speed
time = 200/10
= 20
Step-by-step explanation: