Two classes both have a mean test mark of 72. Class A marks have a standard deviation of 7.2. Class B marks have a standard deviation of 15.8. Which class has a greater range of marks?

hey there!

if she's saving for six months, let's divide the total number we need for the trip by six, dividing it into the amount that needs to be saved for each month.

500 ÷ 6 =

she needs to save at least this amount each month, so we should use this symbol: ≥

let x be the amount she saves each month.

your final answer is x ≥

hope this !

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im not sure

5.25 ounces

step-by-step explanation:

divided 3/4 and 6

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step-by-step explanation:

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