What is 824.653 rounded to hundredths place

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)