The talk test measures ease of speaking during exercise
O your fitness level
O how hard you are stretching your muscles
O how well you speak

i think it’s a. this is because if they measured the mass of something with a mass of 150g, then their final answer would have to be approximately 150g. though all of their answers are almost 150, rosa and tran have the closest answers (or the exact answer) to the accurate one.

15.3 cos 65 degrees trig

conduct current i mean it makes sense