A ship sails from port A, on a bearing of 050, to port B, which is 80km to the east of A. It then sails on a bearing of 062 from 72km until it reaches port C. How far to the east of port A is port C?

positive

step-by-step explanation:

the quadrant is facing upwards

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

7

step-by-step explanation: