Help me please !!? The frequency table for daily sales of 100 a sale unit is given below:
daily sales
10 - 19
20 - 29
30 – 39
40 - 49
50 - 59
60 - 70

No. sale unit
4
15
27
26
18
10

a) Construct a histogram, polygon of daily sales
b) Describe the shape of the frequency distribution.
c) Draw an ogive of daily sales, and use it to estimate, the median.
e) Estimate the following statistical measures
1. Mean
2. Median
3. Mode
4. Range
5. 15th percentile
6. Interquartile Range
7. Variance
8. Standard deviation
9. Coefficient of variation

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?