A. Write a formula for the number of seconds in any number of minutes , using : i) words ii) letters .

b. Use your formula from part a to work out the number of seconds in 30 minutes .

s=m×60

Step-by-step explanation:

where s is the seconds,and m is the minutes

for part b,lets use my formular...

s=m×60=s=30×60=1800,therefore,there are 1800 seconds in 30 minutes.pls mark brainliest.

answer: for each 3 girls there is 2 boys . 3: 2

hope this ! (:   mark me as brainliest if you can

answer: b.

step-by-step explanation:

the y coordinate for point b is 0, and answer b is the only one with that y coordinate.