Answer: 1.8 kg
Step-by-step explanation: Because 55-3 ½ is 52 so you need to do to 53.8 minus what equals 52, which is 1.8.
Answer:

Step-by-step explanation:

Answer:

Step-by-step explanation:
1: find the perpendicular gradient - this is the negative reciprocal of the original gradient:

2: Substitute in the coordinate to find the value of c:

3: Put it all together:

A. 9 3/4 hours
b. i’m not too sure :)