20 watches are made since 385 = 15n + 85. 385 - 85 is 300 and 300 divides by 15 is 20.
35.98 - 18.25 = 17.73
The t-shirt cost her 17.73.
we know is a right triangle, so one angle must be 90°, we also know is an isosceles, that means it has twin sides, and we also know that the hypotenuse or slanted side is 8, so the triangle must be a 45-45-90 triangle, Check the picture below.
Answer:
7. 21
9. $16,200
Step-by-step explanation:
1. See the attachment for the possible outcomes of rolling two dice. There are 21 ways to get a sum less than 8. (You can count them.)
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2. 1/3 of 1/2 of the total amount of stock is worth $2700. That is 1/6 of the stock, so the worth of all the stock before the sale must be 6 times $2700, or $16,200.