209,767 rounded to the nearest 1,000

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

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.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.