A jewellery shop sells 240 items in a month, 180 was sold online the rest were sold in store. Work out the ratio of online sales to in store sales

Use this data in the problem below. follow the steps carefully. round to the nearest tenth. lot 3: week 1: 345 week 2: 340 week 3: 400 week 4: 325 step 1. jim enters the data and calculates the average or mean. step 2. jim calculates the deviation from the mean by subtracting the mean from each value. step 3. jim squares each deviation to remove negative signs. step 4. jim sums the squares of each deviation and divides by the count for the variance. step 5. jim takes the square root of the variance to find the standard deviation.

Plzzz answer both questions and i will give you 100 points

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?