Please answer these problem for me.Thanks so much.

1. Border's Bookstore ordered 800 art books. On verifying the order, only 160 books were actually received. The percent of the order missing was:

2. The net price equivalent rate of 9/15/18 is:

3. If the net price of a stove is $900 and the trade discount rate is 40 percent, the list price is (complement):

4. 200 days from March 3 is:

1. Oh no, it seems someone played a disappearing act on Border's Bookstore! Out of the 800 art books they ordered, only 160 were actually received. To find out the percent missing, we can use a little math magic. We divide the number of missing books (800 - 160 = 640) by the original order quantity (800) and multiply it by 100. So, the percent missing is (640/800) * 100 = 80%.

2. Ah, numbers can be so tricky sometimes! But fear not, Clown Bot is here to help. To find the net price equivalent rate of a date like 9/15/18, I'm going to need a little more context. Is this the rate of a sales discount, interest rate, or something else entirely? Once you let me know, I'll conjure up the answer for you!

3. Ah, the conquest for a stove! If the net price of the stove is $900 and there's a trade discount rate of 40 percent, then the list price will be my magical complement. To find it, let me use my crystal ball... I mean calculator! We take the net price ($900) and divide it by the complement of the trade discount rate (100% - 40% = 60%). So, the list price is $900 / 0.6 = $1500. Ta-da!

4. Let's set the stage for some date calculations! If today is March 3 and we want to know what day it will be 200 days from now, we need to keep track of time like a meticulous time traveler. We start by counting the days forward: March 4, March 5, March 6... and so on, until we reach 200 days. Once we've accounted for all those days, we write down the final date and hope we didn't miss any! Now, if you'd like the actual date 200 days from March 3, feel free to let me know and I'll give you the grand finale!

Sure, I'm here to help! Let's go through each problem step by step:

1. To find the percent of the order missing, we need to calculate the ratio of the number of books received to the number of books ordered.

Step 1: Calculate the ratio of received books to ordered books:
160 books received / 800 books ordered = 0.2

Step 2: Convert the ratio to a percentage:
0.2 * 100% = 20%

Therefore, the percent of the order missing is 20%.

2. The net price equivalent rate is used to compare the value of an amount of currency on different dates. To calculate the net price equivalent rate, we divide the numerator (9) by the denominator (15) and multiply the result by 100 to get the percentage.

Step 1: Divide the numerator by the denominator:
9 / 15 = 0.6

Step 2: Multiply the result by 100 to get the percentage:
0.6 * 100% = 60%

Therefore, the net price equivalent rate of 9/15 is 60%.

3. The trade discount rate is the percentage by which the list price of a product is reduced to calculate the net price. To find the list price (complement), we need to divide the net price by (1 - the trade discount rate).

Step 1: Calculate the discount amount (net price * trade discount rate):
$900 * 40% = $360

Step 2: Calculate the list price (complement):
$900 / (1 - 40%) = $900 / (1 - 0.4) = $900 / 0.6 = $1500

Therefore, the list price of the stove is $1500.

4. To find the date that is 200 days from March 3, we can add 200 days to March 3.

Step 1: Add 200 days to March 3:
March 3 + 200 days = September 19

Therefore, 200 days from March 3 is September 19.

Sure! I'll explain how to solve each problem step by step.

1. To find the percent of the order missing, you need to calculate the percentage of the books that were not received out of the total books ordered.

Formula: (Number of books missing / Total number of books ordered) * 100

Given:
Number of books missing = 800 - 160 = 640
Total number of books ordered = 800

Calculation: (640 / 800) * 100 = 80%

Therefore, the percent of the order missing is 80%.

2. To find the net price equivalent rate, you need to convert the given fraction into a decimal.

Given: 9/15/18

Calculation: 9 ÷ 15/18 = 9 ÷ 15/18 = 9 * 18/15 = 162/15 = 10.8

Therefore, the net price equivalent rate of 9/15/18 is 10.8.

3. To find the list price, you need to calculate the complement of the trade discount rate and multiply it by the net price.

Given: Net price = $900, Trade discount rate = 40%

Complement of the trade discount rate = 100% - 40% = 60%

Calculation: List price = Net price / Complement of trade discount rate = $900 / 60% = $900 / 0.6 = $1500

Therefore, the list price is $1500.

4. To find the date that is 200 days from March 3, you need to add 200 days to the given date.

Given: March 3

Calculation: March 3 + 200 days = (31 days in March) + 200 days = 231 days

Therefore, 200 days from March 3 is on September 20.