All this question is asking you to do is multiply 65 and 7. The 7 comes from the amount of days in a week. The product of these numbers is 455.

Maria did 455 sit-ups in a week.

7 0

3 years ago

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How many solutions does the system of equations have? 4x= -12y +16 and x+3y=4

Verdich [7]

Answer:

x=4-3y

Step-by-step explanation:

7 0

3 years ago

Brian buys a computer for £4300. It depreciates at a rate of 3% per year. How much will it be worth in 6 years? Give your answer

aalyn [17]

Answer:

3526

Step-by-step explanation:

4300×3%=129

129×6=774

4300_774= 3526

4 0

3 years ago

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What is 485,783 rounded to its greatest place?

natima [27]

Answer:

486

Step-by-step explanation:

if you mean 485.782 with a decimal then it would be 486

7 0

3 years ago