Question

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Answer 1

Part B: 105

Explanation:

15

15x2 =30

30x2 =60

60x2 =120

120x2 =240

240x2 =480

480x2 =960

960/60 =16 hours

I hope I helped!

Answer 2

Answer: 1230

Step-by-step explanation: 22 hours that's how much she will be studying in total till the seventh day

and 105 mins till the seventh day

so she will be studying 1230 in total so put 1230 at the blank

1230 is your answer