Ok...
700 m = 0.7 km
5 minutes = 5/60 hours
Then, speed is:
S= 0.7 km / (5/60) hours = 8.4 km/hola
Good luck!
M.
Answer:
Step-by-step explanation:
as if we form an imaginary triangle with this line as hypotenuse
we get
- base = 3 units
- perpendicular = 4 units
using Pythagoras theorem:-
hyponteuse ² = perpendicular ² + base²
hyp² = 4² + 3²
hyp² = 16 + 9
hyp = 5 units
Answer:
a) $686
b) 17 weeks
Step-by-step explanation:
a) Set , as Pablo has already saved for 6 weeks. Plug in the value and solve for .
Pablo still needs $686.
b) Set , as it is the "final amount" for that week. Solve for .
Pablo has been saving for 17 weeks if he still needs $477.
Correct answer is B bc it extends the range of her times, creating variation.
Question:
Katy makes 48 cookies an hour. If she has 24 already, how long would it take her to make 120?
Answer:
It takes 2.5 hours for Katy to make 120 cookies
Step-by-step explanation:
Given:
Time taken to make 48 cookies = 1 hour
To Find:
Time taken to make 120 cookies = ?
Solution:
Time taken to make 48 cookies = i hour
So now time taken to make 1 cookie =
So time taken to make 120 cookies
= Number of cookies X time taken to make one cookie
=>
=>
=> 2.5 hours