If it takes 105 years for the depth of snow and ice or the summit of Greenland to increase by 30 metres,
calculate the annual rate of increase in depth over this
period. Give your answer in millimetres per year to 3
significant figures and show your working.

answer: i wpould go with c

step-by-step explanation:

b. hannah is playing with her cousin at

1,407.5 hours

step-by-step explanation:

we first convert all the time to hours and then sum them up.

there are 24 hours in 1 day, in 58 days, there are 24 x 58 = 1,392 hours.

there are 60 minutes in 1 hour, thus, 30 minutes will be equivalent to 30 / 60 = 0.5 hours.

therefore, the number of hours it will take mercury to complete a full rotation is 1,392 + 15 + 0.5 = 1,407.5 hours

true. i hope this ! go answer some of my newest