Question 10 1
2.
3
P(x)
0.05
0.1
0.3
0.55
Find the standard deviation of this probability distribution. Give your answer to at least 2 decimal places
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The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?