c = the number of chocolate chips bags
2.75c + 3.59
[costs $2.75 for each bag of chocolate chips (c) plus one bag of flour $3.59, since she will need only one bag of flour and an unknown number of bags of chocolate chips]
Answer:
b) f (-1) ese es el resultado
Answer:
∠ A ≈ 44.42°
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos A =
=
=
, then
∠ A =
(
) ≈ 44.42° ( to the nearest hundredth )
Answer:
Average speed = 9.91 m/s
Explanation :
Total distance covered by a runner = 200 m
Time taken to complete this distance = 20.19 sec
We need to find the average of runner speed in meter/sec
We use the speed, distance, time formula

speed = 
Average speed = 9.91 m/s
that's the final answer.
I hope it will help you.