The postal service charges 44 cents for letters that weigh 1 ounce or less and 17 cents more for letters that weigh between 1 and 2 ounces. Jeffery, testing his father's math skills, gave his father $36.90 and asked him to purchase 80 stamps for his stamp collection, some 44-cent stamps and some 61-cent stamps. How many of each type of stamp did he buy?

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Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” is[tex](\frac{n}{2}+12)-4[/tex]when n=4,we substitute 4 whetever we see n to get,[tex](\frac{4}{2}+12)-4[/tex]we simplify to obtain,[tex]=(2+12)-4[/tex]we further simplify to get,[tex]=14-4=10[/tex]therefore the correct answer is c.

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41 $4.41/7 = $.63 each at fresh side

5 bagels for $3.60 $3.60/5 = $.72 each at value mart

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step-by-step explanation:

[tex]Part 2: use the trigonometric ratios 30° and 60° to calculate and label the remaining sides of a bd[/tex]