Question

answer for points pls

Answer 1

Answer:

3 times 1

Step-by-step explanation:

esaey

Answer 2

Answer:

3.045 minutes

Step-by-step explanation:

$(3\times 1)+(4\times 0.01)+(5\times 0.001)\\\\\mathrm{Remove\:parentheses}:\quad \left(a\right)=a\\\\=3\times \:1+4\times \:0.01+5\times \:0.001\\\\=3+4\times \:0.01+5\times \:0.001\\\\=3+0.04+5\times \:0.001\\\\=3+0.04+0.005\\\\=3.045$