Ineed the answer to these math questions.
1) multiply 16 minutes 21 seconds by 31.
2) divide 537 minutes 20 seconds by 31.
3) divide 999 hours 45 minutes by 43.
round the final answer to the nearest hundredth as necessary.

All points to the left of zero on a horizontal number line are negative. a number line is a picture of a graduated straight line that serves as abstraction for real numbers. this number line can be extended to the left to represent numbers which are smaller than 0. such numbers are called negative numbersmark me brainliest